22235520242401 has 4 divisors (see below), whose sum is σ = 22235545657600. Its totient is φ = 22235494827204.

The previous prime is 22235520242389. The next prime is 22235520242423. The reversal of 22235520242401 is 10424202553222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22235520242401 - 2¹³ = 22235520234209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22235520242701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11346681 + ... + 13161238.

It is an arithmetic number, because the mean of its divisors is an integer number (5558886414400).

Almost surely, 2^{22235520242401} is an apocalyptic number.

It is an amenable number.

22235520242401 is a deficient number, since it is larger than the sum of its proper divisors (25415199).

22235520242401 is an equidigital number, since it uses as much as digits as its factorization.

22235520242401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25415198.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 22235520242401 its reverse (10424202553222), we get a palindrome (32659722795623).

The spelling of 22235520242401 in words is "twenty-two trillion, two hundred thirty-five billion, five hundred twenty million, two hundred forty-two thousand, four hundred one".