32430213212 has 24 divisors (see below), whose sum is σ = 57511157760. Its totient is φ = 15998739120.

The previous prime is 32430213209. The next prime is 32430213247. The reversal of 32430213212 is 21231203423.

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, 429953 + ... + 499719.

It is an arithmetic number, because the mean of its divisors is an integer number (2396298240).

Almost surely, 2^32430213212 is an apocalyptic number.

It is an amenable number.

32430213212 is a deficient number, since it is larger than the sum of its proper divisors (25080944548).

32430213212 is a wasteful number, since it uses less digits than its factorization.

32430213212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71321 (or 71319 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 32430213212 its reverse (21231203423), we get a palindrome (53661416635).

The spelling of 32430213212 in words is "thirty-two billion, four hundred thirty million, two hundred thirteen thousand, two hundred twelve".