22100685823 has 2 divisors, whose sum is σ = 22100685824. Its totient is φ = 22100685822.

The previous prime is 22100685811. The next prime is 22100685839. The reversal of 22100685823 is 32858600122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22100685823 - 2¹³ = 22100677631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22100685853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050342911 + 11050342912.

It is an arithmetic number, because the mean of its divisors is an integer number (11050342912).

Almost surely, 2^22100685823 is an apocalyptic number.

22100685823 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100685823 is an equidigital number, since it uses as much as digits as its factorization.

22100685823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 22100685823 in words is "twenty-two billion, one hundred million, six hundred eighty-five thousand, eight hundred twenty-three".