213012230122212 has 24 divisors (see below), whose sum is σ = 497113834615776. Its totient is φ = 70991891326848.

The previous prime is 213012230122147. The next prime is 213012230122261. The reversal of 213012230122212 is 212221032210312.

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, 1523099733 + ... + 1523239580.

It is an arithmetic number, because the mean of its divisors is an integer number (20713076442324).

Almost surely, 2^{213012230122212} is an apocalyptic number.

It is an amenable number.

213012230122212 is an abundant number, since it is smaller than the sum of its proper divisors (284101604493564).

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

213012230122212 is a wasteful number, since it uses less digits than its factorization.

213012230122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046345147 (or 3046345145 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 213012230122212 its reverse (212221032210312), we get a palindrome (425233262332524).

The spelling of 213012230122212 in words is "two hundred thirteen trillion, twelve billion, two hundred thirty million, one hundred twenty-two thousand, two hundred twelve".