213112321033012 has 12 divisors (see below), whose sum is σ = 372949477464256. Its totient is φ = 106555327471800.

The previous prime is 213112321032997. The next prime is 213112321033013. The reversal of 213112321033012 is 210330123211312.

It is a super-2 number, since 2×213112321033012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213112321033013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207685398 + ... + 208709005.

Almost surely, 2^{213112321033012} is an apocalyptic number.

It is an amenable number.

213112321033012 is a deficient number, since it is larger than the sum of its proper divisors (159837156431244).

213112321033012 is a wasteful number, since it uses less digits than its factorization.

213112321033012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416522358 (or 416522356 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 213112321033012 its reverse (210330123211312), we get a palindrome (423442444244324).

The spelling of 213112321033012 in words is "two hundred thirteen trillion, one hundred twelve billion, three hundred twenty-one million, thirty-three thousand, twelve".