3231203212 has 6 divisors (see below), whose sum is σ = 5654605628. Its totient is φ = 1615601604.

The previous prime is 3231203203. The next prime is 3231203219. The reversal of 3231203212 is 2123021323.

It is a self number, because there is not a number n which added to its sum of digits gives 3231203212.

It is not an unprimeable number, because it can be changed into a prime (3231203219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403900398 + ... + 403900405.

Almost surely, 2^3231203212 is an apocalyptic number.

It is an amenable number.

3231203212 is a deficient number, since it is larger than the sum of its proper divisors (2423402416).

3231203212 is a wasteful number, since it uses less digits than its factorization.

3231203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807800807 (or 807800805 counting only the distinct ones).

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

The square root of 3231203212 is about 56843.6734562431. The cubic root of 3231203212 is about 1478.3868490048.

Adding to 3231203212 its reverse (2123021323), we get a palindrome (5354224535).

The spelling of 3231203212 in words is "three billion, two hundred thirty-one million, two hundred three thousand, two hundred twelve".