2001302100023 has 4 divisors (see below), whose sum is σ = 2005587543960. Its totient is φ = 1997016656088.

The previous prime is 2001302100011. The next prime is 2001302100041. The reversal of 2001302100023 is 3200012031002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2001302100023 - 2¹⁴ = 2001302083639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001302099980 and 2001302100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001302100223) 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, 2142721268 + ... + 2142722201.

It is an arithmetic number, because the mean of its divisors is an integer number (501396885990).

Almost surely, 2^{2001302100023} is an apocalyptic number.

2001302100023 is a deficient number, since it is larger than the sum of its proper divisors (4285443937).

2001302100023 is an equidigital number, since it uses as much as digits as its factorization.

2001302100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285443936.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 2001302100023 its reverse (3200012031002), we get a palindrome (5201314131025).

The spelling of 2001302100023 in words is "two trillion, one billion, three hundred two million, one hundred thousand, twenty-three".