22100021110002 has 48 divisors (see below), whose sum is σ = 49768481389536. Its totient is φ = 6533635204800.

The previous prime is 22100021109949. The next prime is 22100021110093. The reversal of 22100021110002 is 20001112000122.

It is a self number, because there is not a number n which added to its sum of digits gives 22100021110002.

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, 371199508 + ... + 371259039.

It is an arithmetic number, because the mean of its divisors is an integer number (1036843362282).

Almost surely, 2^{22100021110002} is an apocalyptic number.

22100021110002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22100021110002 is an abundant number, since it is smaller than the sum of its proper divisors (27668460279534).

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

22100021110002 is a wasteful number, since it uses less digits than its factorization.

22100021110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742458615 (or 742458604 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22100021110002 its reverse (20001112000122), we get a palindrome (42101133110124).

The spelling of 22100021110002 in words is "twenty-two trillion, one hundred billion, twenty-one million, one hundred ten thousand, two".