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120104043231 = 361964676383
BaseRepresentation
bin110111111011011000…
…0100100001011011111
3102111000020221112222110
41233312300210023133
53431433113340411
6131101450245103
711451201344304
oct1576660441337
9374006845873
10120104043231
1146a32668367
121b33a726793
13b430915303
145b550ab0ab
1531ce1a82a6
hex1bf6c242df

120104043231 has 8 divisors (see below), whose sum is σ = 160397432320. Its totient is φ = 79940008152.

The previous prime is 120104043209. The next prime is 120104043233. The reversal of 120104043231 is 132340401021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120104043231 - 215 = 120104010463 is a prime.

It is a super-2 number, since 2×1201040432312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120104043198 and 120104043207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120104043233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32336335 + ... + 32340048.

It is an arithmetic number, because the mean of its divisors is an integer number (20049679040).

Almost surely, 2120104043231 is an apocalyptic number.

120104043231 is a deficient number, since it is larger than the sum of its proper divisors (40293389089).

120104043231 is an equidigital number, since it uses as much as digits as its factorization.

120104043231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64677005.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 120104043231 its reverse (132340401021), we get a palindrome (252444444252).

The spelling of 120104043231 in words is "one hundred twenty billion, one hundred four million, forty-three thousand, two hundred thirty-one".

Divisors: 1 3 619 1857 64676383 194029149 40034681077 120104043231