312232011120212 has 24 divisors (see below), whose sum is σ = 547912614753504. Its totient is φ = 155685960705312.

The previous prime is 312232011120203. The next prime is 312232011120307. The reversal of 312232011120212 is 212021110232213.

It is a super-2 number, since 2×312232011120212² (a number of 30 digits) contains 22 as substring.

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, 48327623 + ... + 54406094.

It is an arithmetic number, because the mean of its divisors is an integer number (22829692281396).

Almost surely, 2^{312232011120212} is an apocalyptic number.

It is an amenable number.

312232011120212 is a deficient number, since it is larger than the sum of its proper divisors (235680603633292).

312232011120212 is a wasteful number, since it uses less digits than its factorization.

312232011120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102735815 (or 102735813 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 312232011120212 its reverse (212021110232213), we get a palindrome (524253121352425).

The spelling of 312232011120212 in words is "three hundred twelve trillion, two hundred thirty-two billion, eleven million, one hundred twenty thousand, two hundred twelve".