211075230616 has 32 divisors (see below), whose sum is σ = 416619284400. Its totient is φ = 99977379840.

The previous prime is 211075230607. The next prime is 211075230623. The reversal of 211075230616 is 616032570112.

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, 4133496 + ... + 4184248.

Almost surely, 2^211075230616 is an apocalyptic number.

It is an amenable number.

211075230616 is a deficient number, since it is larger than the sum of its proper divisors (205544053784).

211075230616 is a wasteful number, since it uses less digits than its factorization.

211075230616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78139 (or 78135 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 211075230616 in words is "two hundred eleven billion, seventy-five million, two hundred thirty thousand, six hundred sixteen".