22111140031 has 2 divisors, whose sum is σ = 22111140032. Its totient is φ = 22111140030.

The previous prime is 22111139983. The next prime is 22111140109. The reversal of 22111140031 is 13004111122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22111140031 is a prime.

It is a super-2 number, since 2×22111140031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22111139987 and 22111140014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22111110031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055570015 + 11055570016.

It is an arithmetic number, because the mean of its divisors is an integer number (11055570016).

Almost surely, 2^22111140031 is an apocalyptic number.

22111140031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111140031 is an equidigital number, since it uses as much as digits as its factorization.

22111140031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 22111140031 its reverse (13004111122), we get a palindrome (35115251153).

The spelling of 22111140031 in words is "twenty-two billion, one hundred eleven million, one hundred forty thousand, thirty-one".