110312120121 has 32 divisors (see below), whose sum is σ = 180280304640. Its totient is φ = 58591076544.

The previous prime is 110312120101. The next prime is 110312120123. The reversal of 110312120121 is 121021213011.

It is not a de Polignac number, because 110312120121 - 2⁶ = 110312120057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110312120121.

It is not an unprimeable number, because it can be changed into a prime (110312120123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2587075 + ... + 2629368.

It is an arithmetic number, because the mean of its divisors is an integer number (5633759520).

Almost surely, 2^110312120121 is an apocalyptic number.

It is an amenable number.

110312120121 is a deficient number, since it is larger than the sum of its proper divisors (69968184519).

110312120121 is a wasteful number, since it uses less digits than its factorization.

110312120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5216525.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 110312120121 its reverse (121021213011), we get a palindrome (231333333132).

The spelling of 110312120121 in words is "one hundred ten billion, three hundred twelve million, one hundred twenty thousand, one hundred twenty-one".