212100112210202 has 4 divisors (see below), whose sum is σ = 318150168315306. Its totient is φ = 106050056105100.

The previous prime is 212100112210193. The next prime is 212100112210223. The reversal of 212100112210202 is 202012211001212.

212100112210202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 109355311521481 + 102744800688721 = 10457309^2 + 10136311^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53025028052549 + ... + 53025028052552.

Almost surely, 2^{212100112210202} is an apocalyptic number.

212100112210202 is a deficient number, since it is larger than the sum of its proper divisors (106050056105104).

212100112210202 is a wasteful number, since it uses less digits than its factorization.

212100112210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106050056105103.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212100112210202 its reverse (202012211001212), we get a palindrome (414112323211414).

The spelling of 212100112210202 in words is "two hundred twelve trillion, one hundred billion, one hundred twelve million, two hundred ten thousand, two hundred two".