2222120111210 has 32 divisors (see below), whose sum is σ = 4128946278912. Its totient is φ = 860153912640.

The previous prime is 2222120111207. The next prime is 2222120111219. The reversal of 2222120111210 is 121110212222.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2222120111219) 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, 18340289 + ... + 18461051.

It is an arithmetic number, because the mean of its divisors is an integer number (129029571216).

Almost surely, 2^{2222120111210} is an apocalyptic number.

2222120111210 is a deficient number, since it is larger than the sum of its proper divisors (1906826167702).

2222120111210 is a wasteful number, since it uses less digits than its factorization.

2222120111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180158.

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

Adding to 2222120111210 its reverse (121110212222), we get a palindrome (2343230323432).

The spelling of 2222120111210 in words is "two trillion, two hundred twenty-two billion, one hundred twenty million, one hundred eleven thousand, two hundred ten".