10321431212 has 24 divisors (see below), whose sum is σ = 18716544000. Its totient is φ = 4976886096.

The previous prime is 10321431173. The next prime is 10321431223. The reversal of 10321431212 is 21213412301.

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, 366212 + ... + 393387.

It is an arithmetic number, because the mean of its divisors is an integer number (779856000).

Almost surely, 2^10321431212 is an apocalyptic number.

It is an amenable number.

10321431212 is a deficient number, since it is larger than the sum of its proper divisors (8395112788).

10321431212 is a wasteful number, since it uses less digits than its factorization.

10321431212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759725 (or 759723 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10321431212 its reverse (21213412301), we get a palindrome (31534843513).

The spelling of 10321431212 in words is "ten billion, three hundred twenty-one million, four hundred thirty-one thousand, two hundred twelve".