2100232330020 has 144 divisors (see below), whose sum is σ = 6951066175872. Its totient is φ = 509058846720.

The previous prime is 2100232329989. The next prime is 2100232330073. The reversal of 2100232330020 is 200332320012.

It is a happy number.

2100232330020 is a `hidden beast` number, since 2 + 100 + 232 + 330 + 0 + 2 + 0 = 666.

It is a super-2 number, since 2×2100232330020² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2100232329975 and 2100232330002.

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 47 ways as a sum of consecutive naturals, for example, 11697849 + ... + 11876031.

It is an arithmetic number, because the mean of its divisors is an integer number (48271292888).

Almost surely, 2^{2100232330020} is an apocalyptic number.

2100232330020 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 2100232330020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3475533087936).

2100232330020 is an abundant number, since it is smaller than the sum of its proper divisors (4850833845852).

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

2100232330020 is a wasteful number, since it uses less digits than its factorization.

2100232330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184162 (or 184157 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 2100232330020 its reverse (200332320012), we get a palindrome (2300564650032).

The spelling of 2100232330020 in words is "two trillion, one hundred billion, two hundred thirty-two million, three hundred thirty thousand, twenty".