2110122112122 has 12 divisors (see below), whose sum is σ = 4571931242970. Its totient is φ = 703374037368.

The previous prime is 2110122112067. The next prime is 2110122112141. The reversal of 2110122112122 is 2212112210112.

It can be written as a sum of positive squares in only one way, i.e., 1603264972401 + 506857139721 = 1266201^2 + 711939^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 117229006229 = 2110122112122 / (2 + 1 + 1 + 0 + 1 + 2 + 2 + 1 + 1 + 2 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2110122112095 and 2110122112104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58614503097 + ... + 58614503132.

Almost surely, 2^{2110122112122} is an apocalyptic number.

2110122112122 is an abundant number, since it is smaller than the sum of its proper divisors (2461809130848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2110122112122 is a wasteful number, since it uses less digits than its factorization.

2110122112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117229006237 (or 117229006234 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2110122112122 its reverse (2212112210112), we get a palindrome (4322234322234).

The spelling of 2110122112122 in words is "two trillion, one hundred ten billion, one hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".