22020010111112 has 16 divisors (see below), whose sum is σ = 44463481955340. Its totient is φ = 10163081589696.

The previous prime is 22020010111109. The next prime is 22020010111129. The reversal of 22020010111112 is 21111101002022.

It can be written as a sum of positive squares in 2 ways, for example, as 21978412876996 + 41597234116 = 4688114^2 + 203954^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105865433123 + ... + 105865433330.

Almost surely, 2^{22020010111112} is an apocalyptic number.

It is an amenable number.

22020010111112 is an abundant number, since it is smaller than the sum of its proper divisors (22443471844228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22020010111112 is a wasteful number, since it uses less digits than its factorization.

22020010111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211730866472 (or 211730866468 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22020010111112 its reverse (21111101002022), we get a palindrome (43131111113134).

The spelling of 22020010111112 in words is "twenty-two trillion, twenty billion, ten million, one hundred eleven thousand, one hundred twelve".