165110123431442 has 24 divisors (see below), whose sum is σ = 284636022678336. Its totient is φ = 70366165740504.

The previous prime is 165110123431381. The next prime is 165110123431483. The reversal of 165110123431442 is 244134321011561.

It is a super-2 number, since 2×165110123431442² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 165110123431396 and 165110123431405.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183590318 + ... + 184487465.

It is an arithmetic number, because the mean of its divisors is an integer number (11859834278264).

Almost surely, 2^{165110123431442} is an apocalyptic number.

165110123431442 is a deficient number, since it is larger than the sum of its proper divisors (119525899246894).

165110123431442 is an equidigital number, since it uses as much as digits as its factorization.

165110123431442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368078150 (or 368077971 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 165110123431442 in words is "one hundred sixty-five trillion, one hundred ten billion, one hundred twenty-three million, four hundred thirty-one thousand, four hundred forty-two".