213311667056 has 80 divisors (see below), whose sum is σ = 425586376800. Its totient is φ = 103531659264.

The previous prime is 213311667013. The next prime is 213311667113. The reversal of 213311667056 is 650766113312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93844736 + ... + 93847008.

It is an arithmetic number, because the mean of its divisors is an integer number (5319829710).

Almost surely, 2^213311667056 is an apocalyptic number.

It is an amenable number.

213311667056 is a deficient number, since it is larger than the sum of its proper divisors (212274709744).

213311667056 is a wasteful number, since it uses less digits than its factorization.

213311667056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546 (or 3540 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 213311667056 in words is "two hundred thirteen billion, three hundred eleven million, six hundred sixty-seven thousand, fifty-six".