112188155211 has 48 divisors (see below), whose sum is σ = 182778616800. Its totient is φ = 65710863360.

The previous prime is 112188155203. The next prime is 112188155239. The reversal of 112188155211 is 112551881211.

It is a happy number.

112188155211 is a `hidden beast` number, since 1 + 1 + 2 + 18 + 81 + 552 + 11 = 666.

It is not a de Polignac number, because 112188155211 - 2³ = 112188155203 is a prime.

It is a super-4 number, since 4×112188155211⁴ (a number of 45 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (112188155111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 443011 + ... + 648563.

It is an arithmetic number, because the mean of its divisors is an integer number (3807887850).

Almost surely, 2^112188155211 is an apocalyptic number.

112188155211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112188155211 is a deficient number, since it is larger than the sum of its proper divisors (70590461589).

112188155211 is a wasteful number, since it uses less digits than its factorization.

112188155211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205756 (or 205753 counting only the distinct ones).

The product of its digits is 6400, while the sum is 36.

The spelling of 112188155211 in words is "one hundred twelve billion, one hundred eighty-eight million, one hundred fifty-five thousand, two hundred eleven".