201220122022131 has 8 divisors (see below), whose sum is σ = 268339272114384. Its totient is φ = 134123859972320.

The previous prime is 201220122022093. The next prime is 201220122022237. The reversal of 201220122022131 is 131220221022102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201220122022131 - 2³⁰ = 201219048280307 is a prime.

It is a super-2 number, since 2×201220122022131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201220122022098 and 201220122022107.

It is not an unprimeable number, because it can be changed into a prime (201220122027131) 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 7 ways as a sum of consecutive naturals, for example, 5721990096 + ... + 5722025261.

It is an arithmetic number, because the mean of its divisors is an integer number (33542409014298).

Almost surely, 2^{201220122022131} is an apocalyptic number.

201220122022131 is a deficient number, since it is larger than the sum of its proper divisors (67119150092253).

201220122022131 is a wasteful number, since it uses less digits than its factorization.

201220122022131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11444021221.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201220122022131 its reverse (131220221022102), we get a palindrome (332440343044233).

The spelling of 201220122022131 in words is "two hundred one trillion, two hundred twenty billion, one hundred twenty-two million, twenty-two thousand, one hundred thirty-one".