22081223325 has 24 divisors (see below), whose sum is σ = 41722998208. Its totient is φ = 10094273280.

The previous prime is 22081223291. The next prime is 22081223387. The reversal of 22081223325 is 52332218022.

It is not a de Polignac number, because 22081223325 - 2⁸ = 22081223069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22081223292 and 22081223301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21029212 + ... + 21030261.

Almost surely, 2^22081223325 is an apocalyptic number.

22081223325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22081223325 is a deficient number, since it is larger than the sum of its proper divisors (19641774883).

22081223325 is a wasteful number, since it uses less digits than its factorization.

22081223325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42059493 (or 42059488 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 22081223325 in words is "twenty-two billion, eighty-one million, two hundred twenty-three thousand, three hundred twenty-five".