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3130222131120 = 243571863227459
BaseRepresentation
bin101101100011001111110…
…001110011011110110000
3102002020122120011221200110
4231203033301303132300
5402241143331143440
610354000523421320
7442102552052040
oct55431761633660
912066576157613
103130222131120
11aa7579874247
124267a9084840
1319924273a166
14ab709aa5720
1556656d34080
hex2d8cfc737b0

3130222131120 has 80 divisors (see below), whose sum is σ = 11089929841920. Its totient is φ = 715479343872.

The previous prime is 3130222131119. The next prime is 3130222131137. The reversal of 3130222131120 is 211312220313.

It is a tau number, because it is divible by the number of its divisors (80).

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

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, 931612050 + ... + 931615409.

It is an arithmetic number, because the mean of its divisors is an integer number (138624123024).

Almost surely, 23130222131120 is an apocalyptic number.

3130222131120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3130222131120 is an abundant number, since it is smaller than the sum of its proper divisors (7959707710800).

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

3130222131120 is a wasteful number, since it uses less digits than its factorization.

3130222131120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863227482 (or 1863227476 counting only the distinct ones).

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

Adding to 3130222131120 its reverse (211312220313), we get a palindrome (3341534351433).

The spelling of 3130222131120 in words is "three trillion, one hundred thirty billion, two hundred twenty-two million, one hundred thirty-one thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 1863227459 3726454918 5589682377 7452909836 9316137295 11179364754 13042592213 14905819672 18632274590 22358729508 26085184426 27948411885 29811639344 37264549180 39127776639 44717459016 52170368852 55896823770 65212961065 74529098360 78255553278 89434918032 104340737704 111793647540 130425922130 149058196720 156511106556 195638883195 208681475408 223587295080 260851844260 313022213112 391277766390 447174590160 521703688520 626044426224 782555532780 1043407377040 1565111065560 3130222131120