20022331132 has 12 divisors (see below), whose sum is σ = 35042778400. Its totient is φ = 10010108736.

The previous prime is 20022331103. The next prime is 20022331163. The reversal of 20022331132 is 23113322002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220788 + ... + 297979.

Almost surely, 2^20022331132 is an apocalyptic number.

It is an amenable number.

20022331132 is a deficient number, since it is larger than the sum of its proper divisors (15020447268).

20022331132 is a wasteful number, since it uses less digits than its factorization.

20022331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528420 (or 528418 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20022331132 its reverse (23113322002), we get a palindrome (43135653134).

The spelling of 20022331132 in words is "twenty billion, twenty-two million, three hundred thirty-one thousand, one hundred thirty-two".