213055013512 has 16 divisors (see below), whose sum is σ = 435794346000. Its totient is φ = 96843187920.

The previous prime is 213055013503. The next prime is 213055013527. The reversal of 213055013512 is 215310550312.

213055013512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1210539762 + ... + 1210539937.

It is an arithmetic number, because the mean of its divisors is an integer number (27237146625).

Almost surely, 2^213055013512 is an apocalyptic number.

213055013512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213055013512 is an abundant number, since it is smaller than the sum of its proper divisors (222739332488).

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

213055013512 is a wasteful number, since it uses less digits than its factorization.

213055013512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421079716 (or 2421079712 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 213055013512 its reverse (215310550312), we get a palindrome (428365563824).

The spelling of 213055013512 in words is "two hundred thirteen billion, fifty-five million, thirteen thousand, five hundred twelve".