22022323031 has 2 divisors, whose sum is σ = 22022323032. Its totient is φ = 22022323030.

The previous prime is 22022322997. The next prime is 22022323051. The reversal of 22022323031 is 13032322022.

It is an a-pointer prime, because the next prime (22022323051) can be obtained adding 22022323031 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22022323031 - 2¹⁸ = 22022060887 is a prime.

It is a super-2 number, since 2×22022323031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22022322994 and 22022323012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022323051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011161515 + 11011161516.

It is an arithmetic number, because the mean of its divisors is an integer number (11011161516).

Almost surely, 2^22022323031 is an apocalyptic number.

22022323031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022323031 is an equidigital number, since it uses as much as digits as its factorization.

22022323031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22022323031 its reverse (13032322022), we get a palindrome (35054645053).

The spelling of 22022323031 in words is "twenty-two billion, twenty-two million, three hundred twenty-three thousand, thirty-one".