112155211999 has 8 divisors (see below), whose sum is σ = 112592950272. Its totient is φ = 111717559800.

The previous prime is 112155211997. The next prime is 112155212047. The reversal of 112155211999 is 999112551211.

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 112155211999 - 2¹ = 112155211997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112155211997) 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, 4147974 + ... + 4174924.

It is an arithmetic number, because the mean of its divisors is an integer number (14074118784).

Almost surely, 2^112155211999 is an apocalyptic number.

112155211999 is a deficient number, since it is larger than the sum of its proper divisors (437738273).

112155211999 is a wasteful number, since it uses less digits than its factorization.

112155211999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43037.

The product of its digits is 72900, while the sum is 46.

The spelling of 112155211999 in words is "one hundred twelve billion, one hundred fifty-five million, two hundred eleven thousand, nine hundred ninety-nine".