13220452003432 has 32 divisors (see below), whose sum is σ = 24908290545600. Its totient is φ = 6578301947904.

The previous prime is 13220452003411. The next prime is 13220452003477. The reversal of 13220452003432 is 23430025402231.

It is a junction number, because it is equal to n+sod(n) for n = 13220452003394 and 13220452003403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2055748 + ... + 5537779.

It is an arithmetic number, because the mean of its divisors is an integer number (778384079550).

Almost surely, 2^{13220452003432} is an apocalyptic number.

It is an amenable number.

13220452003432 is a deficient number, since it is larger than the sum of its proper divisors (11687838542168).

13220452003432 is a wasteful number, since it uses less digits than its factorization.

13220452003432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7594585 (or 7594581 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 13220452003432 its reverse (23430025402231), we get a palindrome (36650477405663).

The spelling of 13220452003432 in words is "thirteen trillion, two hundred twenty billion, four hundred fifty-two million, three thousand, four hundred thirty-two".