116111001172 has 12 divisors (see below), whose sum is σ = 204677422740. Its totient is φ = 57631737536.

The previous prime is 116111001143. The next prime is 116111001233. The reversal of 116111001172 is 271100111611.

It can be written as a sum of positive squares in 2 ways, for example, as 45490064656 + 70620936516 = 213284^2 + 265746^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105940147 + ... + 105941242.

It is an arithmetic number, because the mean of its divisors is an integer number (17056451895).

Almost surely, 2^116111001172 is an apocalyptic number.

It is an amenable number.

116111001172 is a deficient number, since it is larger than the sum of its proper divisors (88566421568).

116111001172 is a wasteful number, since it uses less digits than its factorization.

116111001172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211881530 (or 211881528 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 22.

Adding to 116111001172 its reverse (271100111611), we get a palindrome (387211112783).

The spelling of 116111001172 in words is "one hundred sixteen billion, one hundred eleven million, one thousand, one hundred seventy-two".