112101212012212 has 6 divisors (see below), whose sum is σ = 196177121021378. Its totient is φ = 56050606006104.

The previous prime is 112101212012197. The next prime is 112101212012213. The reversal of 112101212012212 is 212210212101211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 68682258450576 + 43418953561636 = 8287476^2 + 6589306^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 112101212012212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101212012213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14012651501523 + ... + 14012651501530.

Almost surely, 2^{112101212012212} is an apocalyptic number.

It is an amenable number.

112101212012212 is a deficient number, since it is larger than the sum of its proper divisors (84075909009166).

112101212012212 is a wasteful number, since it uses less digits than its factorization.

112101212012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28025303003057 (or 28025303003055 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112101212012212 its reverse (212210212101211), we get a palindrome (324311424113423).

The spelling of 112101212012212 in words is "one hundred twelve trillion, one hundred one billion, two hundred twelve million, twelve thousand, two hundred twelve".