211696318023 has 16 divisors (see below), whose sum is σ = 286959538176. Its totient is φ = 138783126240.

The previous prime is 211696317991. The next prime is 211696318027. The reversal of 211696318023 is 320813696112.

It is not a de Polignac number, because 211696318023 - 2⁵ = 211696317991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211696318027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615090 + ... + 895392.

It is an arithmetic number, because the mean of its divisors is an integer number (17934971136).

Almost surely, 2^211696318023 is an apocalyptic number.

211696318023 is a deficient number, since it is larger than the sum of its proper divisors (75263220153).

211696318023 is a wasteful number, since it uses less digits than its factorization.

211696318023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284494.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 211696318023 in words is "two hundred eleven billion, six hundred ninety-six million, three hundred eighteen thousand, twenty-three".