12020122211210 has 32 divisors (see below), whose sum is σ = 21797438022720. Its totient is φ = 4772233247872.

The previous prime is 12020122211177. The next prime is 12020122211257. The reversal of 12020122211210 is 1211222102021.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8464037 + ... + 9781623.

It is an arithmetic number, because the mean of its divisors is an integer number (681169938210).

Almost surely, 2^{12020122211210} is an apocalyptic number.

12020122211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020122211210 is a deficient number, since it is larger than the sum of its proper divisors (9777315811510).

12020122211210 is a wasteful number, since it uses less digits than its factorization.

12020122211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324390.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12020122211210 its reverse (1211222102021), we get a palindrome (13231344313231).

The spelling of 12020122211210 in words is "twelve trillion, twenty billion, one hundred twenty-two million, two hundred eleven thousand, two hundred ten".