2123003422100 has 72 divisors (see below), whose sum is σ = 5026697083296. Its totient is φ = 771852400000.

The previous prime is 2123003422031. The next prime is 2123003422159. The reversal of 2123003422100 is 12243003212.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 5603675 + ... + 5970525.

It is an arithmetic number, because the mean of its divisors is an integer number (69815237268).

Almost surely, 2^{2123003422100} is an apocalyptic number.

2123003422100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123003422100 is an abundant number, since it is smaller than the sum of its proper divisors (2903693661196).

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

2123003422100 is a wasteful number, since it uses less digits than its factorization.

2123003422100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372137 (or 372130 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2123003422100 its reverse (12243003212), we get a palindrome (2135246425312).

The spelling of 2123003422100 in words is "two trillion, one hundred twenty-three billion, three million, four hundred twenty-two thousand, one hundred".