22207809993 has 4 divisors (see below), whose sum is σ = 29610413328. Its totient is φ = 14805206660.

The previous prime is 22207809991. The next prime is 22207810019. The reversal of 22207809993 is 39990870222.

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 22207809993 - 2¹ = 22207809991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22207809991) 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, 3701301663 + ... + 3701301668.

It is an arithmetic number, because the mean of its divisors is an integer number (7402603332).

Almost surely, 2^22207809993 is an apocalyptic number.

It is an amenable number.

22207809993 is a deficient number, since it is larger than the sum of its proper divisors (7402603335).

22207809993 is an equidigital number, since it uses as much as digits as its factorization.

22207809993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7402603334.

The product of its (nonzero) digits is 979776, while the sum is 51.

The spelling of 22207809993 in words is "twenty-two billion, two hundred seven million, eight hundred nine thousand, nine hundred ninety-three".