13001334402 has 64 divisors (see below), whose sum is σ = 32008965120. Its totient is φ = 3437308224.

The previous prime is 13001334371. The next prime is 13001334403. The reversal of 13001334402 is 20443310031.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (13001334403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155133 + ... + 223760.

It is an arithmetic number, because the mean of its divisors is an integer number (500140080).

Almost surely, 2^13001334402 is an apocalyptic number.

13001334402 is an abundant number, since it is smaller than the sum of its proper divisors (19007630718).

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

13001334402 is a wasteful number, since it uses less digits than its factorization.

13001334402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378967.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 13001334402 its reverse (20443310031), we get a palindrome (33444644433).

The spelling of 13001334402 in words is "thirteen billion, one million, three hundred thirty-four thousand, four hundred two".