2021100300124 has 12 divisors (see below), whose sum is σ = 3555443461248. Its totient is φ = 1005259311200.

The previous prime is 2021100300101. The next prime is 2021100300157. The reversal of 2021100300124 is 4210030011202.

It is a super-2 number, since 2×2021100300124² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021100300098 and 2021100300107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1322708857 + ... + 1322710384.

It is an arithmetic number, because the mean of its divisors is an integer number (296286955104).

Almost surely, 2^{2021100300124} is an apocalyptic number.

It is an amenable number.

2021100300124 is a deficient number, since it is larger than the sum of its proper divisors (1534343161124).

2021100300124 is a wasteful number, since it uses less digits than its factorization.

2021100300124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645419436 (or 2645419434 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2021100300124 its reverse (4210030011202), we get a palindrome (6231130311326).

The spelling of 2021100300124 in words is "two trillion, twenty-one billion, one hundred million, three hundred thousand, one hundred twenty-four".