22210021110020 has 48 divisors (see below), whose sum is σ = 48690329869440. Its totient is φ = 8494008247296.

The previous prime is 22210021109993. The next prime is 22210021110031. The reversal of 22210021110020 is 2001112001222.

It is a junction number, because it is equal to n+sod(n) for n = 22210021109977 and 22210021110004.

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, 9575330 + ... + 11666489.

It is an arithmetic number, because the mean of its divisors is an integer number (1014381872280).

Almost surely, 2^{22210021110020} is an apocalyptic number.

22210021110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210021110020 is an abundant number, since it is smaller than the sum of its proper divisors (26480308759420).

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

22210021110020 is a wasteful number, since it uses less digits than its factorization.

22210021110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21244124 (or 21244122 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22210021110020 its reverse (2001112001222), we get a palindrome (24211133111242).

The spelling of 22210021110020 in words is "twenty-two trillion, two hundred ten billion, twenty-one million, one hundred ten thousand, twenty".