2020002112100 has 54 divisors (see below), whose sum is σ = 5099062486770. Its totient is φ = 692572151040.

The previous prime is 2020002112099. The next prime is 2020002112133. The reversal of 2020002112100 is 12112000202.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 35938301476 + 1984063810624 = 189574^2 + 1408568^2 .

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, 206117765 + ... + 206127564.

Almost surely, 2^{2020002112100} is an apocalyptic number.

2020002112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020002112100 is an abundant number, since it is smaller than the sum of its proper divisors (3079060374670).

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

2020002112100 is a wasteful number, since it uses less digits than its factorization.

2020002112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412245357 (or 412245343 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2020002112100 its reverse (12112000202), we get a palindrome (2032114112302).

The spelling of 2020002112100 in words is "two trillion, twenty billion, two million, one hundred twelve thousand, one hundred".