212203031232 has 56 divisors (see below), whose sum is σ = 579565284352. Its totient is φ = 68452588800.

The previous prime is 212203031219. The next prime is 212203031251. The reversal of 212203031232 is 232130302212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212203031199 and 212203031208.

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, 17820244 + ... + 17832147.

Almost surely, 2^212203031232 is an apocalyptic number.

It is an amenable number.

212203031232 is an abundant number, since it is smaller than the sum of its proper divisors (367362253120).

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

212203031232 is a wasteful number, since it uses less digits than its factorization.

212203031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35652437 (or 35652427 counting only the distinct ones).

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

Adding to 212203031232 its reverse (232130302212), we get a palindrome (444333333444).

The spelling of 212203031232 in words is "two hundred twelve billion, two hundred three million, thirty-one thousand, two hundred thirty-two".