22321020413 has 2 divisors, whose sum is σ = 22321020414. Its totient is φ = 22321020412.

The previous prime is 22321020367. The next prime is 22321020433. The reversal of 22321020413 is 31402012322.

It is an a-pointer prime, because the next prime (22321020433) can be obtained adding 22321020413 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11965515769 + 10355504644 = 109387^2 + 101762^2 .

It is a cyclic number.

It is not a de Polignac number, because 22321020413 - 2²⁶ = 22253911549 is a prime.

It is a super-3 number, since 3×22321020413³ (a number of 32 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22321020433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160510206 + 11160510207.

It is an arithmetic number, because the mean of its divisors is an integer number (11160510207).

Almost surely, 2^22321020413 is an apocalyptic number.

It is an amenable number.

22321020413 is a deficient number, since it is larger than the sum of its proper divisors (1).

22321020413 is an equidigital number, since it uses as much as digits as its factorization.

22321020413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22321020413 its reverse (31402012322), we get a palindrome (53723032735).

The spelling of 22321020413 in words is "twenty-two billion, three hundred twenty-one million, twenty thousand, four hundred thirteen".