101213100020312 has 64 divisors (see below), whose sum is σ = 217825019596800. Its totient is φ = 43189202016000.

The previous prime is 101213100020311. The next prime is 101213100020341. The reversal of 101213100020312 is 213020001312101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101213100020311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39216668 + ... + 41717780.

It is an arithmetic number, because the mean of its divisors is an integer number (3403515931200).

Almost surely, 2^{101213100020312} is an apocalyptic number.

It is an amenable number.

101213100020312 is an abundant number, since it is smaller than the sum of its proper divisors (116611919576488).

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

101213100020312 is a wasteful number, since it uses less digits than its factorization.

101213100020312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504256 (or 2504252 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101213100020312 its reverse (213020001312101), we get a palindrome (314233101332413).

The spelling of 101213100020312 in words is "one hundred one trillion, two hundred thirteen billion, one hundred million, twenty thousand, three hundred twelve".