117877771222 has 16 divisors (see below), whose sum is σ = 177768221760. Its totient is φ = 58621819392.

The previous prime is 117877771217. The next prime is 117877771261. The reversal of 117877771222 is 222177778711.

It is a self number, because there is not a number n which added to its sum of digits gives 117877771222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2102668 + ... + 2158000.

It is an arithmetic number, because the mean of its divisors is an integer number (11110513860).

Almost surely, 2^117877771222 is an apocalyptic number.

117877771222 is a deficient number, since it is larger than the sum of its proper divisors (59890450538).

117877771222 is a wasteful number, since it uses less digits than its factorization.

117877771222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61047.

The product of its digits is 1075648, while the sum is 52.

The spelling of 117877771222 in words is "one hundred seventeen billion, eight hundred seventy-seven million, seven hundred seventy-one thousand, two hundred twenty-two".