222102002131 has 2 divisors, whose sum is σ = 222102002132. Its totient is φ = 222102002130.

The previous prime is 222102002119. The next prime is 222102002167. The reversal of 222102002131 is 131200201222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222102002131 - 2⁵ = 222102002099 is a prime.

It is a super-2 number, since 2×222102002131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222102005131) 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 as a sum of consecutive naturals, namely, 111051001065 + 111051001066.

It is an arithmetic number, because the mean of its divisors is an integer number (111051001066).

Almost surely, 2^222102002131 is an apocalyptic number.

222102002131 is a deficient number, since it is larger than the sum of its proper divisors (1).

222102002131 is an equidigital number, since it uses as much as digits as its factorization.

222102002131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222102002131 its reverse (131200201222), we get a palindrome (353302203353).

The spelling of 222102002131 in words is "two hundred twenty-two billion, one hundred two million, two thousand, one hundred thirty-one".