212322202101 has 16 divisors (see below), whose sum is σ = 317028198400. Its totient is φ = 140433580224.

The previous prime is 212322202087. The next prime is 212322202181. The reversal of 212322202101 is 101202223212.

212322202101 is a `hidden beast` number, since 2 + 1 + 232 + 220 + 210 + 1 = 666.

It is not a de Polignac number, because 212322202101 - 2³³ = 203732267509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212322202181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30956356 + ... + 30963213.

It is an arithmetic number, because the mean of its divisors is an integer number (19814262400).

Almost surely, 2^212322202101 is an apocalyptic number.

It is an amenable number.

212322202101 is a deficient number, since it is larger than the sum of its proper divisors (104705996299).

212322202101 is a wasteful number, since it uses less digits than its factorization.

212322202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61919705 (or 61919699 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 212322202101 its reverse (101202223212), we get a palindrome (313524425313).

The spelling of 212322202101 in words is "two hundred twelve billion, three hundred twenty-two million, two hundred two thousand, one hundred one".