22021120222112 has 24 divisors (see below), whose sum is σ = 47295360477792. Its totient is φ = 10009600100800.

The previous prime is 22021120222103. The next prime is 22021120222159. The reversal of 22021120222112 is 21122202112022.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31279999964 + ... + 31280000667.

It is an arithmetic number, because the mean of its divisors is an integer number (1970640019908).

Almost surely, 2^{22021120222112} is an apocalyptic number.

22021120222112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22021120222112 is an abundant number, since it is smaller than the sum of its proper divisors (25274240255680).

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

22021120222112 is a wasteful number, since it uses less digits than its factorization.

22021120222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62560000652 (or 62560000644 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22021120222112 its reverse (21122202112022), we get a palindrome (43143322334134).

The spelling of 22021120222112 in words is "twenty-two trillion, twenty-one billion, one hundred twenty million, two hundred twenty-two thousand, one hundred twelve".