112121012199 has 16 divisors (see below), whose sum is σ = 175468663808. Its totient is φ = 62337550752.

The previous prime is 112121012177. The next prime is 112121012207. The reversal of 112121012199 is 991210121211.

It is not a de Polignac number, because 112121012199 - 2⁸ = 112121011943 is a prime.

It is a super-2 number, since 2×112121012199² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112121012149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72149167 + ... + 72150720.

It is an arithmetic number, because the mean of its divisors is an integer number (10966791488).

Almost surely, 2^112121012199 is an apocalyptic number.

112121012199 is a deficient number, since it is larger than the sum of its proper divisors (63347651609).

112121012199 is a wasteful number, since it uses less digits than its factorization.

112121012199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144299934.

The product of its (nonzero) digits is 648, while the sum is 30.

It can be divided in two parts, 112121012 and 199, that added together give a palindrome (112121211).

The spelling of 112121012199 in words is "one hundred twelve billion, one hundred twenty-one million, twelve thousand, one hundred ninety-nine".