2123002044001 has 4 divisors (see below), whose sum is σ = 2123009405104. Its totient is φ = 2122994682900.

The previous prime is 2123002043989. The next prime is 2123002044011. The reversal of 2123002044001 is 1004402003212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2123002044001 - 2²⁵ = 2122968489569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2123002044001.

It is not an unprimeable number, because it can be changed into a prime (2123002044011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3229515 + ... + 3830896.

It is an arithmetic number, because the mean of its divisors is an integer number (530752351276).

Almost surely, 2^{2123002044001} is an apocalyptic number.

It is an amenable number.

2123002044001 is a deficient number, since it is larger than the sum of its proper divisors (7361103).

2123002044001 is an equidigital number, since it uses as much as digits as its factorization.

2123002044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7361102.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2123002044001 its reverse (1004402003212), we get a palindrome (3127404047213).

The spelling of 2123002044001 in words is "two trillion, one hundred twenty-three billion, two million, forty-four thousand, one".