22122310112210 has 32 divisors (see below), whose sum is σ = 49645911526272. Its totient is φ = 6895265489280.

The previous prime is 22122310112183. The next prime is 22122310112251. The reversal of 22122310112210 is 1221101322122.

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, 14365135667 + ... + 14365137206.

It is an arithmetic number, because the mean of its divisors is an integer number (1551434735196).

Almost surely, 2^{22122310112210} is an apocalyptic number.

22122310112210 is an abundant number, since it is smaller than the sum of its proper divisors (27523601414062).

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

22122310112210 is a wasteful number, since it uses less digits than its factorization.

22122310112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28730272898.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 22122310112210 its reverse (1221101322122), we get a palindrome (23343411434332).

The spelling of 22122310112210 in words is "twenty-two trillion, one hundred twenty-two billion, three hundred ten million, one hundred twelve thousand, two hundred ten".