22102111012112 has 20 divisors (see below), whose sum is σ = 42823036663260. Its totient is φ = 11051004776448.

The previous prime is 22102111012097. The next prime is 22102111012153. The reversal of 22102111012112 is 21121011120122.

It can be written as a sum of positive squares in 2 ways, for example, as 4362818077696 + 17739292934416 = 2088736^2 + 4211804^2 .

It is a super-2 number, since 2×22102111012112² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556568 + ... + 6671880.

It is an arithmetic number, because the mean of its divisors is an integer number (2141151833163).

Almost surely, 2^{22102111012112} is an apocalyptic number.

It is an amenable number.

22102111012112 is a deficient number, since it is larger than the sum of its proper divisors (20720925651148).

22102111012112 is a wasteful number, since it uses less digits than its factorization.

22102111012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6341210 (or 6341204 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22102111012112 its reverse (21121011120122), we get a palindrome (43223122132234).

The spelling of 22102111012112 in words is "twenty-two trillion, one hundred two billion, one hundred eleven million, twelve thousand, one hundred twelve".