22000205131 has 2 divisors, whose sum is σ = 22000205132. Its totient is φ = 22000205130.

The previous prime is 22000205083. The next prime is 22000205141. The reversal of 22000205131 is 13150200022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22000205131 - 2¹¹ = 22000203083 is a prime.

It is a super-2 number, since 2×22000205131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22000205141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000102565 + 11000102566.

It is an arithmetic number, because the mean of its divisors is an integer number (11000102566).

Almost surely, 2^22000205131 is an apocalyptic number.

22000205131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000205131 is an equidigital number, since it uses as much as digits as its factorization.

22000205131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 22000205131 its reverse (13150200022), we get a palindrome (35150405153).

The spelling of 22000205131 in words is "twenty-two billion, two hundred five thousand, one hundred thirty-one".