22013331402 has 32 divisors (see below), whose sum is σ = 45276102144. Its totient is φ = 7130931200.

The previous prime is 22013331401. The next prime is 22013331407. The reversal of 22013331402 is 20413331022.

It is not an unprimeable number, because it can be changed into a prime (22013331401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110874 + ... + 237317.

It is an arithmetic number, because the mean of its divisors is an integer number (1414878192).

Almost surely, 2^22013331402 is an apocalyptic number.

22013331402 is an abundant number, since it is smaller than the sum of its proper divisors (23262770742).

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

22013331402 is a wasteful number, since it uses less digits than its factorization.

22013331402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348494.

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

Adding to 22013331402 its reverse (20413331022), we get a palindrome (42426662424).

The spelling of 22013331402 in words is "twenty-two billion, thirteen million, three hundred thirty-one thousand, four hundred two".