211795197115 has 32 divisors (see below), whose sum is σ = 265028871744. Its totient is φ = 162349608960.

The previous prime is 211795197101. The next prime is 211795197137. The reversal of 211795197115 is 511791597112.

It is a happy number.

It is not a de Polignac number, because 211795197115 - 2²⁵ = 211761642683 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4605817 + ... + 4651573.

It is an arithmetic number, because the mean of its divisors is an integer number (8282152242).

Almost surely, 2^211795197115 is an apocalyptic number.

211795197115 is a deficient number, since it is larger than the sum of its proper divisors (53233674629).

211795197115 is a wasteful number, since it uses less digits than its factorization.

211795197115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46207.

The product of its digits is 198450, while the sum is 49.

The spelling of 211795197115 in words is "two hundred eleven billion, seven hundred ninety-five million, one hundred ninety-seven thousand, one hundred fifteen".