2123313201001 has 4 divisors (see below), whose sum is σ = 2159301560400. Its totient is φ = 2087324841604.

The previous prime is 2123313200963. The next prime is 2123313201083. The reversal of 2123313201001 is 1001023133212.

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 2123313201001 - 2²⁵ = 2123279646569 is a prime.

It is a super-2 number, since 2×2123313201001² (a number of 25 digits) contains 22 as substring.

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 2123313201001.

It is not an unprimeable number, because it can be changed into a prime (2123313201091) 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, 17994179611 + ... + 17994179728.

It is an arithmetic number, because the mean of its divisors is an integer number (539825390100).

Almost surely, 2^{2123313201001} is an apocalyptic number.

It is an amenable number.

2123313201001 is a deficient number, since it is larger than the sum of its proper divisors (35988359399).

2123313201001 is an equidigital number, since it uses as much as digits as its factorization.

2123313201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35988359398.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2123313201001 its reverse (1001023133212), we get a palindrome (3124336334213).

The spelling of 2123313201001 in words is "two trillion, one hundred twenty-three billion, three hundred thirteen million, two hundred one thousand, one".