20322032212 has 12 divisors (see below), whose sum is σ = 35575727040. Its totient is φ = 10157538776.

The previous prime is 20322032207. The next prime is 20322032233. The reversal of 20322032212 is 21223022302.

It is a super-2 number, since 2×20322032212² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20322032212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856162 + ... + 879577.

It is an arithmetic number, because the mean of its divisors is an integer number (2964643920).

Almost surely, 2^20322032212 is an apocalyptic number.

It is an amenable number.

20322032212 is a deficient number, since it is larger than the sum of its proper divisors (15253694828).

20322032212 is a wasteful number, since it uses less digits than its factorization.

20322032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738670 (or 1738668 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20322032212 its reverse (21223022302), we get a palindrome (41545054514).

The spelling of 20322032212 in words is "twenty billion, three hundred twenty-two million, thirty-two thousand, two hundred twelve".