22331023309 has 16 divisors (see below), whose sum is σ = 25702709760. Its totient is φ = 19004952240.

The previous prime is 22331023307. The next prime is 22331023367. The reversal of 22331023309 is 90332013322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22331023309 - 2¹ = 22331023307 is a prime.

22331023309 is a modest number, since divided by 23309 gives 22331 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22331023303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1235862 + ... + 1253800.

It is an arithmetic number, because the mean of its divisors is an integer number (1606419360).

Almost surely, 2^22331023309 is an apocalyptic number.

It is an amenable number.

22331023309 is a deficient number, since it is larger than the sum of its proper divisors (3371686451).

22331023309 is a wasteful number, since it uses less digits than its factorization.

22331023309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19200.

The product of its (nonzero) digits is 5832, while the sum is 28.

The spelling of 22331023309 in words is "twenty-two billion, three hundred thirty-one million, twenty-three thousand, three hundred nine".