2100334020 has 96 divisors (see below), whose sum is σ = 6246688896. Its totient is φ = 525465600.

The previous prime is 2100334013. The next prime is 2100334031. The reversal of 2100334020 is 204330012.

It is a super-2 number, since 2×2100334020² = 8822805991138720800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334510 + ... + 340730.

It is an arithmetic number, because the mean of its divisors is an integer number (65069676).

Almost surely, 2^2100334020 is an apocalyptic number.

2100334020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2100334020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3123344448).

2100334020 is an abundant number, since it is smaller than the sum of its proper divisors (4146354876).

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

2100334020 is a wasteful number, since it uses less digits than its factorization.

2100334020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6581 (or 6579 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2100334020 is about 45829.4012616355. The cubic root of 2100334020 is about 1280.6470564758.

Adding to 2100334020 its reverse (204330012), we get a palindrome (2304664032).

The spelling of 2100334020 in words is "two billion, one hundred million, three hundred thirty-four thousand, twenty".