20002202021120 has 216 divisors, whose sum is σ = 54952789627008. Its totient is φ = 6957286420480.

The previous prime is 20002202021093. The next prime is 20002202021231. The reversal of 20002202021120 is 2112020220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002202021095 and 20002202021104.

It is a congruent number.

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, 754709 + ... + 6369771.

It is an arithmetic number, because the mean of its divisors is an integer number (254411063088).

Almost surely, 2^{20002202021120} is an apocalyptic number.

20002202021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20002202021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27476394813504).

20002202021120 is an abundant number, since it is smaller than the sum of its proper divisors (34950587605888).

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

20002202021120 is a wasteful number, since it uses less digits than its factorization.

20002202021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5615129 (or 5615104 counting only the distinct ones).

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

Adding to 20002202021120 its reverse (2112020220002), we get a palindrome (22114222241122).

The spelling of 20002202021120 in words is "twenty trillion, two billion, two hundred two million, twenty-one thousand, one hundred twenty".