1112120100191 has 8 divisors (see below), whose sum is σ = 1188342041040. Its totient is φ = 1037098505088.

The previous prime is 1112120100187. The next prime is 1112120100199. The reversal of 1112120100191 is 1910010212111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112120100191 - 2² = 1112120100187 is a prime.

It is a super-3 number, since 3×1112120100191³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112120100199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300084521 + ... + 300088226.

It is an arithmetic number, because the mean of its divisors is an integer number (148542755130).

Almost surely, 2^{1112120100191} is an apocalyptic number.

1112120100191 is a deficient number, since it is larger than the sum of its proper divisors (76221940849).

1112120100191 is a wasteful number, since it uses less digits than its factorization.

1112120100191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600172873.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 1112120100191 in words is "one trillion, one hundred twelve billion, one hundred twenty million, one hundred thousand, one hundred ninety-one".