2122011120123 has 32 divisors (see below), whose sum is σ = 3197885113920. Its totient is φ = 1390338017280.

The previous prime is 2122011120091. The next prime is 2122011120161. The reversal of 2122011120123 is 3210211102212.

It is not a de Polignac number, because 2122011120123 - 2⁵ = 2122011120091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122011120096 and 2122011120105.

It is not an unprimeable number, because it can be changed into a prime (2122011120323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1475061 + ... + 2533737.

It is an arithmetic number, because the mean of its divisors is an integer number (99933909810).

Almost surely, 2^{2122011120123} is an apocalyptic number.

2122011120123 is a deficient number, since it is larger than the sum of its proper divisors (1075873993797).

2122011120123 is a wasteful number, since it uses less digits than its factorization.

2122011120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059964 (or 1059958 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2122011120123 its reverse (3210211102212), we get a palindrome (5332222222335).

The spelling of 2122011120123 in words is "two trillion, one hundred twenty-two billion, eleven million, one hundred twenty thousand, one hundred twenty-three".