22012011020112 has 40 divisors (see below), whose sum is σ = 56868162466560. Its totient is φ = 7336846598400.

The previous prime is 22012011020107. The next prime is 22012011020113. The reversal of 22012011020112 is 21102011021022.

It is a junction number, because it is equal to n+sod(n) for n = 22012011020091 and 22012011020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012011020113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14599264 + ... + 16036287.

It is an arithmetic number, because the mean of its divisors is an integer number (1421704061664).

Almost surely, 2^{22012011020112} is an apocalyptic number.

It is an amenable number.

22012011020112 is an abundant number, since it is smaller than the sum of its proper divisors (34856151446448).

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

22012011020112 is a wasteful number, since it uses less digits than its factorization.

22012011020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30650531 (or 30650525 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22012011020112 its reverse (21102011021022), we get a palindrome (43114022041134).

The spelling of 22012011020112 in words is "twenty-two trillion, twelve billion, eleven million, twenty thousand, one hundred twelve".