202222131131131 has 4 divisors (see below), whose sum is σ = 202222192814152. Its totient is φ = 202222069448112.

The previous prime is 202222131131087. The next prime is 202222131131159. The reversal of 202222131131131 is 131131131222202.

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

It is a cyclic number.

It is not a de Polignac number, because 202222131131131 - 2³¹ = 202219983647483 is a prime.

It is a super-2 number, since 2×202222131131131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202222131131096 and 202222131131105.

It is not an unprimeable number, because it can be changed into a prime (202222131131731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25630401 + ... + 32578546.

It is an arithmetic number, because the mean of its divisors is an integer number (50555548203538).

Almost surely, 2^{202222131131131} is an apocalyptic number.

202222131131131 is a deficient number, since it is larger than the sum of its proper divisors (61683021).

202222131131131 is an equidigital number, since it uses as much as digits as its factorization.

202222131131131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61683020.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 202222131131131 its reverse (131131131222202), we get a palindrome (333353262353333).

The spelling of 202222131131131 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred thirty-one million, one hundred thirty-one thousand, one hundred thirty-one".