22520100601 has 2 divisors, whose sum is σ = 22520100602. Its totient is φ = 22520100600.

The previous prime is 22520100557. The next prime is 22520100623. The reversal of 22520100601 is 10600102522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16898700025 + 5621400576 = 129995^2 + 74976^2 .

It is a cyclic number.

It is not a de Polignac number, because 22520100601 - 2⁹ = 22520100089 is a prime.

It is a super-2 number, since 2×22520100601² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22520100661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11260050300 + 11260050301.

It is an arithmetic number, because the mean of its divisors is an integer number (11260050301).

Almost surely, 2^22520100601 is an apocalyptic number.

It is an amenable number.

22520100601 is a deficient number, since it is larger than the sum of its proper divisors (1).

22520100601 is an equidigital number, since it uses as much as digits as its factorization.

22520100601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The spelling of 22520100601 in words is "twenty-two billion, five hundred twenty million, one hundred thousand, six hundred one".