13011320022 has 32 divisors (see below), whose sum is σ = 27564147072. Its totient is φ = 4080388224.

The previous prime is 13011320011. The next prime is 13011320027. The reversal of 13011320022 is 22002311031.

It is a junction number, because it is equal to n+sod(n) for n = 13011319983 and 13011320010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13011320027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252553 + ... + 299675.

It is an arithmetic number, because the mean of its divisors is an integer number (861379596).

Almost surely, 2^13011320022 is an apocalyptic number.

13011320022 is an abundant number, since it is smaller than the sum of its proper divisors (14552827050).

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

13011320022 is a wasteful number, since it uses less digits than its factorization.

13011320022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49852.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13011320022 its reverse (22002311031), we get a palindrome (35013631053).

The spelling of 13011320022 in words is "thirteen billion, eleven million, three hundred twenty thousand, twenty-two".