321230200131212 has 24 divisors (see below), whose sum is σ = 562516144396752. Its totient is φ = 160511327308800.

The previous prime is 321230200131179. The next prime is 321230200131223. The reversal of 321230200131212 is 212131002032123.

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, 47108912 + ... + 53494952.

It is an arithmetic number, because the mean of its divisors is an integer number (23438172683198).

Almost surely, 2^{321230200131212} is an apocalyptic number.

It is an amenable number.

321230200131212 is a deficient number, since it is larger than the sum of its proper divisors (241285944265540).

321230200131212 is a wasteful number, since it uses less digits than its factorization.

321230200131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6394169 (or 6394167 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 321230200131212 its reverse (212131002032123), we get a palindrome (533361202163335).

The spelling of 321230200131212 in words is "three hundred twenty-one trillion, two hundred thirty billion, two hundred million, one hundred thirty-one thousand, two hundred twelve".