112012212209894 has 4 divisors (see below), whose sum is σ = 168018318314844. Its totient is φ = 56006106104946.

The previous prime is 112012212209893. The next prime is 112012212210011. The reversal of 112012212209894 is 498902212210211.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×112012212209894² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012212209893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28003053052472 + ... + 28003053052475.

It is an arithmetic number, because the mean of its divisors is an integer number (42004579578711).

Almost surely, 2^{112012212209894} is an apocalyptic number.

112012212209894 is a deficient number, since it is larger than the sum of its proper divisors (56006106104950).

112012212209894 is an equidigital number, since it uses as much as digits as its factorization.

112012212209894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56006106104949.

The product of its (nonzero) digits is 82944, while the sum is 44.

The spelling of 112012212209894 in words is "one hundred twelve trillion, twelve billion, two hundred twelve million, two hundred nine thousand, eight hundred ninety-four".