20002201102220 has 48 divisors (see below), whose sum is σ = 43367858908416. Its totient is φ = 7741314528000.

The previous prime is 20002201102207. The next prime is 20002201102243. The reversal of 20002201102220 is 2220110220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002201102195 and 20002201102204.

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, 195710 + ... + 6327930.

It is an arithmetic number, because the mean of its divisors is an integer number (903497060592).

Almost surely, 2^{20002201102220} is an apocalyptic number.

20002201102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002201102220 is an abundant number, since it is smaller than the sum of its proper divisors (23365657806196).

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

20002201102220 is a wasteful number, since it uses less digits than its factorization.

20002201102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6137522 (or 6137520 counting only the distinct ones).

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

Adding to 20002201102220 its reverse (2220110220002), we get a palindrome (22222311322222).

The spelling of 20002201102220 in words is "twenty trillion, two billion, two hundred one million, one hundred two thousand, two hundred twenty".