22000013113312 has 96 divisors (see below), whose sum is σ = 46974138430464. Its totient is φ = 10082265177600.

The previous prime is 22000013113307. The next prime is 22000013113321. The reversal of 22000013113312 is 21331131000022.

It is a self number, because there is not a number n which added to its sum of digits gives 22000013113312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37540693 + ... + 38122219.

It is an arithmetic number, because the mean of its divisors is an integer number (489313941984).

Almost surely, 2^{22000013113312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22000013113312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23487069215232).

22000013113312 is an abundant number, since it is smaller than the sum of its proper divisors (24974125317152).

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

22000013113312 is a wasteful number, since it uses less digits than its factorization.

22000013113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582192 (or 582184 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 22000013113312 its reverse (21331131000022), we get a palindrome (43331144113334).

The spelling of 22000013113312 in words is "twenty-two trillion, thirteen million, one hundred thirteen thousand, three hundred twelve".