2200100101020 has 72 divisors (see below), whose sum is σ = 6673795215360. Its totient is φ = 586679448960.

The previous prime is 2200100101019. The next prime is 2200100101063. The reversal of 2200100101020 is 201010010022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2200100100993 and 2200100101011.

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, 9101925 + ... + 9340515.

Almost surely, 2^{2200100101020} is an apocalyptic number.

2200100101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200100101020 is an abundant number, since it is smaller than the sum of its proper divisors (4473695114340).

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

2200100101020 is a wasteful number, since it uses less digits than its factorization.

2200100101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289835 (or 289830 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2200100101020 its reverse (201010010022), we get a palindrome (2401110111042).

The spelling of 2200100101020 in words is "two trillion, two hundred billion, one hundred million, one hundred one thousand, twenty".