13220422132 has 6 divisors (see below), whose sum is σ = 23135738738. Its totient is φ = 6610211064.

The previous prime is 13220422081. The next prime is 13220422151. The reversal of 13220422132 is 23122402231.

It can be written as a sum of positive squares in only one way, i.e., 11916778896 + 1303643236 = 109164^2 + 36106^2 .

It is a super-2 number, since 2×13220422132² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1652552763 + ... + 1652552770.

Almost surely, 2^13220422132 is an apocalyptic number.

It is an amenable number.

13220422132 is a deficient number, since it is larger than the sum of its proper divisors (9915316606).

13220422132 is a wasteful number, since it uses less digits than its factorization.

13220422132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3305105537 (or 3305105535 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13220422132 its reverse (23122402231), we get a palindrome (36342824363).

The spelling of 13220422132 in words is "thirteen billion, two hundred twenty million, four hundred twenty-two thousand, one hundred thirty-two".