22013111112 has 32 divisors (see below), whose sum is σ = 55038566880. Its totient is φ = 7336931840.

The previous prime is 22013111111. The next prime is 22013111207. The reversal of 22013111112 is 21111131022.

It is a junction number, because it is equal to n+sod(n) for n = 22013111091 and 22013111100.

It is not an unprimeable number, because it can be changed into a prime (22013111111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213688 + ... + 299480.

It is an arithmetic number, because the mean of its divisors is an integer number (1719955215).

Almost surely, 2^22013111112 is an apocalyptic number.

It is an amenable number.

22013111112 is an abundant number, since it is smaller than the sum of its proper divisors (33025455768).

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

22013111112 is a wasteful number, since it uses less digits than its factorization.

22013111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96493 (or 96489 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 22013111112 its reverse (21111131022), we get a palindrome (43124242134).

The spelling of 22013111112 in words is "twenty-two billion, thirteen million, one hundred eleven thousand, one hundred twelve".