20132232212 has 24 divisors (see below), whose sum is σ = 36953722176. Its totient is φ = 9578562048.

The previous prime is 20132232193. The next prime is 20132232247. The reversal of 20132232212 is 21223223102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549158 + ... + 584669.

It is an arithmetic number, because the mean of its divisors is an integer number (1539738424).

Almost surely, 2^20132232212 is an apocalyptic number.

It is an amenable number.

20132232212 is a deficient number, since it is larger than the sum of its proper divisors (16821489964).

20132232212 is a wasteful number, since it uses less digits than its factorization.

20132232212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134047 (or 1134045 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20132232212 its reverse (21223223102), we get a palindrome (41355455314).

The spelling of 20132232212 in words is "twenty billion, one hundred thirty-two million, two hundred thirty-two thousand, two hundred twelve".