22520230487 has 2 divisors, whose sum is σ = 22520230488. Its totient is φ = 22520230486.

The previous prime is 22520230409. The next prime is 22520230493. The reversal of 22520230487 is 78403202522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22520230487 - 2⁸ = 22520230231 is a prime.

It is a super-3 number, since 3×22520230487³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22520230087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11260115243 + 11260115244.

It is an arithmetic number, because the mean of its divisors is an integer number (11260115244).

Almost surely, 2^22520230487 is an apocalyptic number.

22520230487 is a deficient number, since it is larger than the sum of its proper divisors (1).

22520230487 is an equidigital number, since it uses as much as digits as its factorization.

22520230487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 22520230487 in words is "twenty-two billion, five hundred twenty million, two hundred thirty thousand, four hundred eighty-seven".