2100012122210 has 16 divisors (see below), whose sum is σ = 3825564253056. Its totient is φ = 829884308208.

The previous prime is 2100012122209. The next prime is 2100012122267. The reversal of 2100012122210 is 122212100012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1265066714 + ... + 1265068373.

It is an arithmetic number, because the mean of its divisors is an integer number (239097765816).

Almost surely, 2^{2100012122210} is an apocalyptic number.

2100012122210 is a deficient number, since it is larger than the sum of its proper divisors (1725552130846).

2100012122210 is a wasteful number, since it uses less digits than its factorization.

2100012122210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530135177.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100012122210 its reverse (122212100012), we get a palindrome (2222224222222).

It can be divided in two parts, 2100012 and 122210, that added together give a palindrome (2222222).

The spelling of 2100012122210 in words is "two trillion, one hundred billion, twelve million, one hundred twenty-two thousand, two hundred ten".