23221606422 has 16 divisors (see below), whose sum is σ = 53077957632. Its totient is φ = 6634744680.

The previous prime is 23221606411. The next prime is 23221606459. The reversal of 23221606422 is 22460612232.

It is a self number, because there is not a number n which added to its sum of digits gives 23221606422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276447654 + ... + 276447737.

It is an arithmetic number, because the mean of its divisors is an integer number (3317372352).

Almost surely, 2^23221606422 is an apocalyptic number.

23221606422 is an abundant number, since it is smaller than the sum of its proper divisors (29856351210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23221606422 is a wasteful number, since it uses less digits than its factorization.

23221606422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552895403.

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 23221606422 in words is "twenty-three billion, two hundred twenty-one million, six hundred six thousand, four hundred twenty-two".