112121211986 has 32 divisors (see below), whose sum is σ = 192570349440. Its totient is φ = 47961403776.

The previous prime is 112121211967. The next prime is 112121212013. The reversal of 112121211986 is 689112121211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20710616 + ... + 20716028.

It is an arithmetic number, because the mean of its divisors is an integer number (6017823420).

Almost surely, 2^112121211986 is an apocalyptic number.

112121211986 is a deficient number, since it is larger than the sum of its proper divisors (80449137454).

112121211986 is a wasteful number, since it uses less digits than its factorization.

112121211986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7938.

The product of its digits is 3456, while the sum is 35.

The spelling of 112121211986 in words is "one hundred twelve billion, one hundred twenty-one million, two hundred eleven thousand, nine hundred eighty-six".