212013302121312 has 48 divisors (see below), whose sum is σ = 557328833962992. Its totient is φ = 70570285990400.

The previous prime is 212013302121311. The next prime is 212013302121319. The reversal of 212013302121312 is 213121203310212.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212013302121311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1575162303 + ... + 1575296894.

It is an arithmetic number, because the mean of its divisors is an integer number (11611017374229).

Almost surely, 2^{212013302121312} is an apocalyptic number.

It is an amenable number.

212013302121312 is an abundant number, since it is smaller than the sum of its proper divisors (345315531841680).

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

212013302121312 is a wasteful number, since it uses less digits than its factorization.

212013302121312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150459911 (or 3150459903 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 212013302121312 its reverse (213121203310212), we get a palindrome (425134505431524).

The spelling of 212013302121312 in words is "two hundred twelve trillion, thirteen billion, three hundred two million, one hundred twenty-one thousand, three hundred twelve".