22206602993 has 8 divisors (see below), whose sum is σ = 22526340000. Its totient is φ = 21887286048.

The previous prime is 22206602989. The next prime is 22206603019. The reversal of 22206602993 is 39920660222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22206602993 - 2² = 22206602989 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22206602993.

It is not an unprimeable number, because it can be changed into a prime (22206602933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2258 + ... + 210756.

It is an arithmetic number, because the mean of its divisors is an integer number (2815792500).

Almost surely, 2^22206602993 is an apocalyptic number.

It is an amenable number.

22206602993 is a deficient number, since it is larger than the sum of its proper divisors (319737007).

22206602993 is a wasteful number, since it uses less digits than its factorization.

22206602993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210031.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 22206602993 in words is "twenty-two billion, two hundred six million, six hundred two thousand, nine hundred ninety-three".