220022001120020 has 144 divisors (see below), whose sum is σ = 542875846512384. Its totient is φ = 74662820390400.

The previous prime is 220022001119863. The next prime is 220022001120107. The reversal of 220022001120020 is 20021100220022.

It is a junction number, because it is equal to n+sod(n) for n = 220022001119977 and 220022001120004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45924824 + ... + 50488943.

It is an arithmetic number, because the mean of its divisors is an integer number (3769971156336).

Almost surely, 2^{220022001120020} is an apocalyptic number.

220022001120020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220022001120020 is an abundant number, since it is smaller than the sum of its proper divisors (322853845392364).

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

220022001120020 is a wasteful number, since it uses less digits than its factorization.

220022001120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96413862 (or 96413849 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220022001120020 its reverse (20021100220022), we get a palindrome (240043101340042).

The spelling of 220022001120020 in words is "two hundred twenty trillion, twenty-two billion, one million, one hundred twenty thousand, twenty".