117722111 has 12 divisors (see below), whose sum is σ = 129969336. Its totient is φ = 105996480.

The previous prime is 117722041. The next prime is 117722113. The reversal of 117722111 is 111227711.

It is a de Polignac number, because none of the positive numbers 2^k-117722111 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117722113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19160 + ... + 24546.

It is an arithmetic number, because the mean of its divisors is an integer number (10830778).

Almost surely, 2^117722111 is an apocalyptic number.

117722111 is a deficient number, since it is larger than the sum of its proper divisors (12247225).

117722111 is an equidigital number, since it uses as much as digits as its factorization.

117722111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5482 (or 5441 counting only the distinct ones).

The product of its digits is 196, while the sum is 23.

The square root of 117722111 is about 10849.9820737179. The cubic root of 117722111 is about 490.1014797455.

Adding to 117722111 its reverse (111227711), we get a palindrome (228949822).

The spelling of 117722111 in words is "one hundred seventeen million, seven hundred twenty-two thousand, one hundred eleven".