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1022231313120 = 25359091234259
BaseRepresentation
bin11101110000000011011…
…10111111101011100000
310121201120001120010220110
432320001232333223200
5113222012204004440
62101335004411320
7133565562540003
oct16700156775340
93551501503813
101022231313120
11364586a21546
12146147246b40
137551c0196a4
1437694bdb53a
151b8cd337080
hexee01bbfae0

1022231313120 has 96 divisors (see below), whose sum is σ = 3220396583040. Its totient is φ = 272563868160.

The previous prime is 1022231313107. The next prime is 1022231313127. The reversal of 1022231313120 is 213131322201.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022231313127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4246551 + ... + 4480809.

It is an arithmetic number, because the mean of its divisors is an integer number (33545797740).

Almost surely, 21022231313120 is an apocalyptic number.

1022231313120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022231313120 is an abundant number, since it is smaller than the sum of its proper divisors (2198165269920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022231313120 is a wasteful number, since it uses less digits than its factorization.

1022231313120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243368 (or 243360 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1022231313120 its reverse (213131322201), we get a palindrome (1235362635321).

The spelling of 1022231313120 in words is "one trillion, twenty-two billion, two hundred thirty-one million, three hundred thirteen thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 9091 18182 27273 36364 45455 54546 72728 90910 109092 136365 145456 181820 218184 234259 272730 290912 363640 436368 468518 545460 702777 727280 872736 937036 1090920 1171295 1405554 1454560 1874072 2181840 2342590 2811108 3513885 3748144 4363680 4685180 5622216 7027770 7496288 9370360 11244432 14055540 18740720 22488864 28111080 37481440 56222160 112444320 2129648569 4259297138 6388945707 8518594276 10648242845 12777891414 17037188552 21296485690 25555782828 31944728535 34074377104 42592971380 51111565656 63889457070 68148754208 85185942760 102223131312 127778914140 170371885520 204446262624 255557828280 340743771040 511115656560 1022231313120