22002111120020 has 24 divisors (see below), whose sum is σ = 46227780799200. Its totient is φ = 8796397315232.

The previous prime is 22002111120019. The next prime is 22002111120061. The reversal of 22002111120020 is 2002111120022.

It is a junction number, because it is equal to n+sod(n) for n = 22002111119977 and 22002111120004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277905230 + ... + 277984389.

It is an arithmetic number, because the mean of its divisors is an integer number (1926157533300).

Almost surely, 2^{22002111120020} is an apocalyptic number.

22002111120020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22002111120020 is an abundant number, since it is smaller than the sum of its proper divisors (24225669679180).

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

22002111120020 is a wasteful number, since it uses less digits than its factorization.

22002111120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555891607 (or 555891605 counting only the distinct ones).

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

Adding to 22002111120020 its reverse (2002111120022), we get a palindrome (24004222240042).

The spelling of 22002111120020 in words is "twenty-two trillion, two billion, one hundred eleven million, one hundred twenty thousand, twenty".