13222310332 has 108 divisors (see below), whose sum is σ = 29687802480. Its totient is φ = 5133891840.

The previous prime is 13222310317. The next prime is 13222310363. The reversal of 13222310332 is 23301322231.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8513268 + ... + 8514820.

It is an arithmetic number, because the mean of its divisors is an integer number (274887060).

Almost surely, 2^13222310332 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 13222310332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14843901240).

13222310332 is an abundant number, since it is smaller than the sum of its proper divisors (16465492148).

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

13222310332 is a wasteful number, since it uses less digits than its factorization.

13222310332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952 (or 1932 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13222310332 its reverse (23301322231), we get a palindrome (36523632563).

The spelling of 13222310332 in words is "thirteen billion, two hundred twenty-two million, three hundred ten thousand, three hundred thirty-two".