22042401131 has 2 divisors, whose sum is σ = 22042401132. Its totient is φ = 22042401130.

The previous prime is 22042401109. The next prime is 22042401151. The reversal of 22042401131 is 13110424022.

It is an a-pointer prime, because the next prime (22042401151) can be obtained adding 22042401131 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22042401131 is a prime.

It is a super-2 number, since 2×22042401131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22042401151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11021200565 + 11021200566.

It is an arithmetic number, because the mean of its divisors is an integer number (11021200566).

Almost surely, 2^22042401131 is an apocalyptic number.

22042401131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22042401131 is an equidigital number, since it uses as much as digits as its factorization.

22042401131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22042401131 its reverse (13110424022), we get a palindrome (35152825153).

The spelling of 22042401131 in words is "twenty-two billion, forty-two million, four hundred one thousand, one hundred thirty-one".