2002220120100 has 144 divisors (see below), whose sum is σ = 6208341890688. Its totient is φ = 496908149760.

The previous prime is 2002220120071. The next prime is 2002220120129. The reversal of 2002220120100 is 10210222002.

It is an interprime number because it is at equal distance from previous prime (2002220120071) and next prime (2002220120129).

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 3666009 + ... + 4176608.

It is an arithmetic number, because the mean of its divisors is an integer number (43113485352).

Almost surely, 2^{2002220120100} is an apocalyptic number.

2002220120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002220120100 is an abundant number, since it is smaller than the sum of its proper divisors (4206121770588).

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

2002220120100 is a wasteful number, since it uses less digits than its factorization.

2002220120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7842694 (or 7842687 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2002220120100 its reverse (10210222002), we get a palindrome (2012430342102).

The spelling of 2002220120100 in words is "two trillion, two billion, two hundred twenty million, one hundred twenty thousand, one hundred".