13020032001 has 8 divisors (see below), whose sum is σ = 17448165504. Its totient is φ = 8635959920.

The previous prime is 13020031943. The next prime is 13020032041. The reversal of 13020032001 is 10023002031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-13020032001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13020032041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11014665 + ... + 11015846.

It is an arithmetic number, because the mean of its divisors is an integer number (2181020688).

Almost surely, 2^13020032001 is an apocalyptic number.

It is an amenable number.

13020032001 is a deficient number, since it is larger than the sum of its proper divisors (4428133503).

13020032001 is a wasteful number, since it uses less digits than its factorization.

13020032001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22030711.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13020032001 its reverse (10023002031), we get a palindrome (23043034032).

The spelling of 13020032001 in words is "thirteen billion, twenty million, thirty-two thousand, one".