112012100122 has 32 divisors (see below), whose sum is σ = 196259175504. Its totient is φ = 47470080000.

The previous prime is 112012100059. The next prime is 112012100141. The reversal of 112012100122 is 221001210211.

It can be written as a sum of positive squares in 8 ways, for example, as 59643896841 + 52368203281 = 244221^2 + 228841^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3072379 + ... + 3108622.

Almost surely, 2^112012100122 is an apocalyptic number.

112012100122 is a deficient number, since it is larger than the sum of its proper divisors (84247075382).

112012100122 is a wasteful number, since it uses less digits than its factorization.

112012100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6181074.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112012100122 its reverse (221001210211), we get a palindrome (333013310333).

The spelling of 112012100122 in words is "one hundred twelve billion, twelve million, one hundred thousand, one hundred twenty-two".