13220232322 has 32 divisors (see below), whose sum is σ = 21737136960. Its totient is φ = 5980366080.

The previous prime is 13220232301. The next prime is 13220232409. The reversal of 13220232322 is 22323202231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 13220232293 and 13220232302.

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, 6327454 + ... + 6329542.

It is an arithmetic number, because the mean of its divisors is an integer number (679285530).

Almost surely, 2^13220232322 is an apocalyptic number.

13220232322 is a deficient number, since it is larger than the sum of its proper divisors (8516904638).

13220232322 is a wasteful number, since it uses less digits than its factorization.

13220232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3346.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 13220232322 its reverse (22323202231), we get a palindrome (35543434553).

It can be divided in two parts, 13220 and 232322, that added together give a palindrome (245542).

The spelling of 13220232322 in words is "thirteen billion, two hundred twenty million, two hundred thirty-two thousand, three hundred twenty-two".