112123110312321 has 16 divisors (see below), whose sum is σ = 151545835267200. Its totient is φ = 73724568785280.

The previous prime is 112123110312307. The next prime is 112123110312337. The reversal of 112123110312321 is 123213011321211.

It is not a de Polignac number, because 112123110312321 - 2³⁴ = 112105930443137 is a prime.

It is a super-2 number, since 2×112123110312321² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112123110312291 and 112123110312300.

It is not an unprimeable number, because it can be changed into a prime (112123110311321) 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, 114399211 + ... + 115375151.

It is an arithmetic number, because the mean of its divisors is an integer number (9471614704200).

Almost surely, 2^{112123110312321} is an apocalyptic number.

It is an amenable number.

112123110312321 is a deficient number, since it is larger than the sum of its proper divisors (39422724954879).

112123110312321 is an equidigital number, since it uses as much as digits as its factorization.

112123110312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500616.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 112123110312321 its reverse (123213011321211), we get a palindrome (235336121633532).

The spelling of 112123110312321 in words is "one hundred twelve trillion, one hundred twenty-three billion, one hundred ten million, three hundred twelve thousand, three hundred twenty-one".