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1030223311320 = 233571226456323
BaseRepresentation
bin11101111110111100001…
…10000011000111011000
310122111012000220201101210
432333132012003013120
5113334344131430240
62105140020543120
7134300615442210
oct16773606030730
93574160821353
101030223311320
11367a08224035
121477b7851aa0
13761c39ba5c8
1437c123c1240
151bbe9ca1780
hexefde1831d8

1030223311320 has 64 divisors (see below), whose sum is σ = 3532194213120. Its totient is φ = 235479613824.

The previous prime is 1030223311297. The next prime is 1030223311409. The reversal of 1030223311320 is 231133220301.

It is a super-3 number, since 3×10302233113203 (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613227322 + ... + 613229001.

It is an arithmetic number, because the mean of its divisors is an integer number (55190534580).

Almost surely, 21030223311320 is an apocalyptic number.

1030223311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030223311320 is an abundant number, since it is smaller than the sum of its proper divisors (2501970901800).

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

1030223311320 is a wasteful number, since it uses less digits than its factorization.

1030223311320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226456344 (or 1226456340 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1030223311320 its reverse (231133220301), we get a palindrome (1261356531621).

The spelling of 1030223311320 in words is "one trillion, thirty billion, two hundred twenty-three million, three hundred eleven thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 1226456323 2452912646 3679368969 4905825292 6132281615 7358737938 8585194261 9811650584 12264563230 14717475876 17170388522 18396844845 24529126460 25755582783 29434951752 34340777044 36793689690 42925971305 49058252920 51511165566 68681554088 73587379380 85851942610 103022331132 128777913915 147174758760 171703885220 206044662264 257555827830 343407770440 515111655660 1030223311320