212830113518 has 48 divisors (see below), whose sum is σ = 370989402000. Its totient is φ = 91248664320.

The previous prime is 212830113487. The next prime is 212830113527. The reversal of 212830113518 is 815311038212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 951878 + ... + 1154006.

It is an arithmetic number, because the mean of its divisors is an integer number (7728945875).

Almost surely, 2^212830113518 is an apocalyptic number.

212830113518 is a deficient number, since it is larger than the sum of its proper divisors (158159288482).

212830113518 is a wasteful number, since it uses less digits than its factorization.

212830113518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202401 (or 202390 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 212830113518 in words is "two hundred twelve billion, eight hundred thirty million, one hundred thirteen thousand, five hundred eighteen".