211869064315 has 12 divisors (see below), whose sum is σ = 268328357424. Its totient is φ = 160574447376.

The previous prime is 211869064283. The next prime is 211869064343. The reversal of 211869064315 is 513460968112.

211869064315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 211869064315 - 2⁵ = 211869064283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58687687 + ... + 58691296.

It is an arithmetic number, because the mean of its divisors is an integer number (22360696452).

Almost surely, 2^211869064315 is an apocalyptic number.

211869064315 is a deficient number, since it is larger than the sum of its proper divisors (56459293109).

211869064315 is a wasteful number, since it uses less digits than its factorization.

211869064315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117379026 (or 117379007 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

It can be divided in two parts, 2118690 and 64315, that added together give a triangular number (2183005 = T₂₀₈₉).

The spelling of 211869064315 in words is "two hundred eleven billion, eight hundred sixty-nine million, sixty-four thousand, three hundred fifteen".