13022315712 has 84 divisors (see below), whose sum is σ = 42658432336. Its totient is φ = 3720660480.

The previous prime is 13022315699. The next prime is 13022315717. The reversal of 13022315712 is 21751322031.

It is a tau number, because it is divible by the number of its divisors (84).

It is not an unprimeable number, because it can be changed into a prime (13022315717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1610839 + ... + 1618902.

Almost surely, 2^13022315712 is an apocalyptic number.

13022315712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13022315712 is an abundant number, since it is smaller than the sum of its proper divisors (29636116624).

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

13022315712 is a wasteful number, since it uses less digits than its factorization.

13022315712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229766 (or 3229753 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

Adding to 13022315712 its reverse (21751322031), we get a palindrome (34773637743).

The spelling of 13022315712 in words is "thirteen billion, twenty-two million, three hundred fifteen thousand, seven hundred twelve".