2100000201023 has 4 divisors (see below), whose sum is σ = 2101904100768. Its totient is φ = 2098096301280.

The previous prime is 2100000201007. The next prime is 2100000201037. The reversal of 2100000201023 is 3201020000012.

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 2100000201023 - 2⁴ = 2100000201007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2100000200995 and 2100000201013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100000201043) 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, 951948218 + ... + 951950423.

It is an arithmetic number, because the mean of its divisors is an integer number (525476025192).

Almost surely, 2^{2100000201023} is an apocalyptic number.

2100000201023 is a deficient number, since it is larger than the sum of its proper divisors (1903899745).

2100000201023 is a wasteful number, since it uses less digits than its factorization.

2100000201023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903899744.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 2100000201023 its reverse (3201020000012), we get a palindrome (5301020201035).

The spelling of 2100000201023 in words is "two trillion, one hundred billion, two hundred one thousand, twenty-three".