22515004103 has 2 divisors, whose sum is σ = 22515004104. Its totient is φ = 22515004102.

The previous prime is 22515004097. The next prime is 22515004111. The reversal of 22515004103 is 30140051522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22515004103 - 2¹⁰ = 22515003079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22515004403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11257502051 + 11257502052.

It is an arithmetic number, because the mean of its divisors is an integer number (11257502052).

Almost surely, 2^22515004103 is an apocalyptic number.

22515004103 is a deficient number, since it is larger than the sum of its proper divisors (1).

22515004103 is an equidigital number, since it uses as much as digits as its factorization.

22515004103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 22515004103 its reverse (30140051522), we get a palindrome (52655055625).

The spelling of 22515004103 in words is "twenty-two billion, five hundred fifteen million, four thousand, one hundred three".