22103323013 has 2 divisors, whose sum is σ = 22103323014. Its totient is φ = 22103323012.

The previous prime is 22103323001. The next prime is 22103323049. The reversal of 22103323013 is 31032330122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19320444004 + 2782879009 = 138998^2 + 52753^2 .

It is a cyclic number.

It is not a de Polignac number, because 22103323013 - 2¹² = 22103318917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22103322013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051661506 + 11051661507.

It is an arithmetic number, because the mean of its divisors is an integer number (11051661507).

Almost surely, 2^22103323013 is an apocalyptic number.

It is an amenable number.

22103323013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22103323013 is an equidigital number, since it uses as much as digits as its factorization.

22103323013 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 22103323013 its reverse (31032330122), we get a palindrome (53135653135).

The spelling of 22103323013 in words is "twenty-two billion, one hundred three million, three hundred twenty-three thousand, thirteen".