12212022220101 has 20 divisors (see below), whose sum is σ = 19901073249024. Its totient is φ = 7401225587400.

The previous prime is 12212022220087. The next prime is 12212022220157. The reversal of 12212022220101 is 10102222021221.

It is a happy number.

12212022220101 is a `hidden beast` number, since 1 + 221 + 20 + 222 + 201 + 0 + 1 = 666.

It is not a de Polignac number, because 12212022220101 - 2⁶ = 12212022220037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212022220501) 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 19 ways as a sum of consecutive naturals, for example, 6852985765 + ... + 6852987546.

Almost surely, 2^{12212022220101} is an apocalyptic number.

12212022220101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12212022220101 is a deficient number, since it is larger than the sum of its proper divisors (7689051028923).

12212022220101 is a wasteful number, since it uses less digits than its factorization.

12212022220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13705973334 (or 13705973325 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12212022220101 its reverse (10102222021221), we get a palindrome (22314244241322).

The spelling of 12212022220101 in words is "twelve trillion, two hundred twelve billion, twenty-two million, two hundred twenty thousand, one hundred one".