112100212202122 has 16 divisors (see below), whose sum is σ = 169079939886312. Its totient is φ = 55740234490560.

The previous prime is 112100212202107. The next prime is 112100212202149. The reversal of 112100212202122 is 221202212001211.

It can be written as a sum of positive squares in 4 ways, for example, as 77907084597001 + 34193127605121 = 8826499^2 + 5847489^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 112100212202122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173494368 + ... + 174139300.

Almost surely, 2^{112100212202122} is an apocalyptic number.

112100212202122 is a deficient number, since it is larger than the sum of its proper divisors (56979727684190).

112100212202122 is a wasteful number, since it uses less digits than its factorization.

112100212202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125273.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112100212202122 its reverse (221202212001211), we get a palindrome (333302424203333).

The spelling of 112100212202122 in words is "one hundred twelve trillion, one hundred billion, two hundred twelve million, two hundred two thousand, one hundred twenty-two".