222203121131 has 2 divisors, whose sum is σ = 222203121132. Its totient is φ = 222203121130.

The previous prime is 222203121097. The next prime is 222203121143. The reversal of 222203121131 is 131121302222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222203121131 - 2⁶ = 222203121067 is a prime.

It is a super-2 number, since 2×222203121131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222203121191) 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, 111101560565 + 111101560566.

It is an arithmetic number, because the mean of its divisors is an integer number (111101560566).

Almost surely, 2^222203121131 is an apocalyptic number.

222203121131 is a deficient number, since it is larger than the sum of its proper divisors (1).

222203121131 is an equidigital number, since it uses as much as digits as its factorization.

222203121131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 222203121131 its reverse (131121302222), we get a palindrome (353324423353).

The spelling of 222203121131 in words is "two hundred twenty-two billion, two hundred three million, one hundred twenty-one thousand, one hundred thirty-one".