22235008901 has 4 divisors (see below), whose sum is σ = 25411438752. Its totient is φ = 19058579052.

The previous prime is 22235008889. The next prime is 22235008907. The reversal of 22235008901 is 10980053222.

It is a happy number.

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 22235008901 - 2¹⁸ = 22234746757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22235008907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1588214915 + ... + 1588214928.

It is an arithmetic number, because the mean of its divisors is an integer number (6352859688).

Almost surely, 2^22235008901 is an apocalyptic number.

It is an amenable number.

22235008901 is a deficient number, since it is larger than the sum of its proper divisors (3176429851).

22235008901 is an equidigital number, since it uses as much as digits as its factorization.

22235008901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176429850.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 22235008901 in words is "twenty-two billion, two hundred thirty-five million, eight thousand, nine hundred one".