22210111111012 has 24 divisors (see below), whose sum is σ = 43387193801952. Its totient is φ = 9860725862400.

The previous prime is 22210111110959. The next prime is 22210111111073. The reversal of 22210111111012 is 21011111101222.

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, 5869477789 + ... + 5869481572.

It is an arithmetic number, because the mean of its divisors is an integer number (1807799741748).

Almost surely, 2^{22210111111012} is an apocalyptic number.

22210111111012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22210111111012 is a deficient number, since it is larger than the sum of its proper divisors (21177082690940).

22210111111012 is a wasteful number, since it uses less digits than its factorization.

22210111111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11738959419 (or 11738959417 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 22210111111012 its reverse (21011111101222), we get a palindrome (43221222212234).

It can be divided in two parts, 22 and 210111111012, that multiplied together give a palindrome (4622444442264).

The spelling of 22210111111012 in words is "twenty-two trillion, two hundred ten billion, one hundred eleven million, one hundred eleven thousand, twelve".