2020010121100 has 18 divisors (see below), whose sum is σ = 4383421963004. Its totient is φ = 808004048400.

The previous prime is 2020010121067. The next prime is 2020010121139. The reversal of 2020010121100 is 11210100202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10100050506 + ... + 10100050705.

Almost surely, 2^{2020010121100} is an apocalyptic number.

2020010121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020010121100 is an abundant number, since it is smaller than the sum of its proper divisors (2363411841904).

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

2020010121100 is a wasteful number, since it uses less digits than its factorization.

2020010121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20200101225 (or 20200101218 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2020010121100 its reverse (11210100202), we get a palindrome (2031220221302).

The spelling of 2020010121100 in words is "two trillion, twenty billion, ten million, one hundred twenty-one thousand, one hundred".