2100002023013 has 2 divisors, whose sum is σ = 2100002023014. Its totient is φ = 2100002023012.

The previous prime is 2100002022973. The next prime is 2100002023051. The reversal of 2100002023013 is 3103202000012.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2097581579809 + 2420443204 = 1448303^2 + 49198^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100002023013 - 2¹⁶ = 2100001957477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100002023313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050001011506 + 1050001011507.

It is an arithmetic number, because the mean of its divisors is an integer number (1050001011507).

Almost surely, 2^{2100002023013} is an apocalyptic number.

It is an amenable number.

2100002023013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100002023013 is an equidigital number, since it uses as much as digits as its factorization.

2100002023013 is an evil number, because the sum of its binary digits is even.

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

Adding to 2100002023013 its reverse (3103202000012), we get a palindrome (5203204023025).

The spelling of 2100002023013 in words is "two trillion, one hundred billion, two million, twenty-three thousand, thirteen".