2102302021100 has 54 divisors (see below), whose sum is σ = 4768966941060. Its totient is φ = 804359013920.

The previous prime is 2102302021097. The next prime is 2102302021153. The reversal of 2102302021100 is 11202032012.

It is a happy number.

It is a super-2 number, since 2×2102302021100² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19817630 + ... + 19923429.

Almost surely, 2^{2102302021100} is an apocalyptic number.

2102302021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102302021100 is an abundant number, since it is smaller than the sum of its proper divisors (2666664919960).

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

2102302021100 is a wasteful number, since it uses less digits than its factorization.

2102302021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39741119 (or 39741089 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2102302021100 its reverse (11202032012), we get a palindrome (2113504053112).

The spelling of 2102302021100 in words is "two trillion, one hundred two billion, three hundred two million, twenty-one thousand, one hundred".