22540224101 has 2 divisors, whose sum is σ = 22540224102. Its totient is φ = 22540224100.

The previous prime is 22540224073. The next prime is 22540224107. The reversal of 22540224101 is 10142204522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19725921601 + 2814302500 = 140449^2 + 53050^2 .

It is a cyclic number.

It is not a de Polignac number, because 22540224101 - 2⁶ = 22540224037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22540224107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270112050 + 11270112051.

It is an arithmetic number, because the mean of its divisors is an integer number (11270112051).

Almost surely, 2^22540224101 is an apocalyptic number.

It is an amenable number.

22540224101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22540224101 is an equidigital number, since it uses as much as digits as its factorization.

22540224101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 22540224101 its reverse (10142204522), we get a palindrome (32682428623).

The spelling of 22540224101 in words is "twenty-two billion, five hundred forty million, two hundred twenty-four thousand, one hundred one".