110031021121 has 16 divisors (see below), whose sum is σ = 126993427200. Its totient is φ = 93383536320.

The previous prime is 110031021077. The next prime is 110031021127. The reversal of 110031021121 is 121120130011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110031021121 - 2¹³ = 110031012929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110031021127) 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, 164236 + ... + 497026.

It is an arithmetic number, because the mean of its divisors is an integer number (7937089200).

Almost surely, 2^110031021121 is an apocalyptic number.

It is an amenable number.

110031021121 is a deficient number, since it is larger than the sum of its proper divisors (16962406079).

110031021121 is a wasteful number, since it uses less digits than its factorization.

110031021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333264.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 110031021121 its reverse (121120130011), we get a palindrome (231151151132).

The spelling of 110031021121 in words is "one hundred ten billion, thirty-one million, twenty-one thousand, one hundred twenty-one".