2123033130100 has 144 divisors (see below), whose sum is σ = 4682400307200. Its totient is φ = 835456204800.

The previous prime is 2123033130019. The next prime is 2123033130109. The reversal of 2123033130100 is 10313303212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123033130109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 786598551 + ... + 786601249.

It is an arithmetic number, because the mean of its divisors is an integer number (32516668800).

Almost surely, 2^{2123033130100} is an apocalyptic number.

2123033130100 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 2123033130100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2341200153600).

2123033130100 is an abundant number, since it is smaller than the sum of its proper divisors (2559367177100).

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

2123033130100 is a wasteful number, since it uses less digits than its factorization.

2123033130100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338 (or 3331 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2123033130100 its reverse (10313303212), we get a palindrome (2133346433312).

The spelling of 2123033130100 in words is "two trillion, one hundred twenty-three billion, thirty-three million, one hundred thirty thousand, one hundred".