22013020322232 has 32 divisors (see below), whose sum is σ = 55082993172480. Its totient is φ = 7330947791840.

The previous prime is 22013020322213. The next prime is 22013020322287. The reversal of 22013020322232 is 23222302031022.

It is a super-2 number, since 2×22013020322232² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420326328 + ... + 420378695.

It is an arithmetic number, because the mean of its divisors is an integer number (1721343536640).

Almost surely, 2^{22013020322232} is an apocalyptic number.

It is an amenable number.

22013020322232 is an abundant number, since it is smaller than the sum of its proper divisors (33069972850248).

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

22013020322232 is a wasteful number, since it uses less digits than its factorization.

22013020322232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840706123 (or 840706119 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22013020322232 its reverse (23222302031022), we get a palindrome (45235322353254).

The spelling of 22013020322232 in words is "twenty-two trillion, thirteen billion, twenty million, three hundred twenty-two thousand, two hundred thirty-two".