22323130031 has 2 divisors, whose sum is σ = 22323130032. Its totient is φ = 22323130030.

The previous prime is 22323130019. The next prime is 22323130051. The reversal of 22323130031 is 13003132322.

It is an a-pointer prime, because the next prime (22323130051) can be obtained adding 22323130031 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22323130031 - 2⁶ = 22323129967 is a prime.

It is a super-3 number, since 3×22323130031³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 22323129985 and 22323130012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22323130051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11161565015 + 11161565016.

It is an arithmetic number, because the mean of its divisors is an integer number (11161565016).

Almost surely, 2^22323130031 is an apocalyptic number.

22323130031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22323130031 is an equidigital number, since it uses as much as digits as its factorization.

22323130031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22323130031 its reverse (13003132322), we get a palindrome (35326262353).

The spelling of 22323130031 in words is "twenty-two billion, three hundred twenty-three million, one hundred thirty thousand, thirty-one".