213103030112 has 48 divisors (see below), whose sum is σ = 479520774432. Its totient is φ = 91322449920.

The previous prime is 213103030093. The next prime is 213103030123. The reversal of 213103030112 is 211030301312.

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, 3409898 + ... + 3471830.

It is an arithmetic number, because the mean of its divisors is an integer number (9990016134).

Almost surely, 2^213103030112 is an apocalyptic number.

It is an amenable number.

213103030112 is an abundant number, since it is smaller than the sum of its proper divisors (266417744320).

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

213103030112 is a wasteful number, since it uses less digits than its factorization.

213103030112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77311 (or 77303 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 213103030112 its reverse (211030301312), we get a palindrome (424133331424).

The spelling of 213103030112 in words is "two hundred thirteen billion, one hundred three million, thirty thousand, one hundred twelve".