211869706108 has 12 divisors (see below), whose sum is σ = 371206659880. Its totient is φ = 105810660432.

The previous prime is 211869706033. The next prime is 211869706109. The reversal of 211869706108 is 801607968112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211869706109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31044318 + ... + 31051141.

Almost surely, 2^211869706108 is an apocalyptic number.

It is an amenable number.

211869706108 is a deficient number, since it is larger than the sum of its proper divisors (159336953772).

211869706108 is a wasteful number, since it uses less digits than its factorization.

211869706108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62096316 (or 62096314 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 49.

The spelling of 211869706108 in words is "two hundred eleven billion, eight hundred sixty-nine million, seven hundred six thousand, one hundred eight".