22081112290 has 32 divisors (see below), whose sum is σ = 39884258880. Its totient is φ = 8801763264.

The previous prime is 22081112281. The next prime is 22081112311. The reversal of 22081112290 is 9221118022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7893172 + ... + 7895968.

It is an arithmetic number, because the mean of its divisors is an integer number (1246383090).

Almost surely, 2^22081112290 is an apocalyptic number.

22081112290 is a deficient number, since it is larger than the sum of its proper divisors (17803146590).

22081112290 is a wasteful number, since it uses less digits than its factorization.

22081112290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 22081112290 in words is "twenty-two billion, eighty-one million, one hundred twelve thousand, two hundred ninety".