2000100209923 has 2 divisors, whose sum is σ = 2000100209924. Its totient is φ = 2000100209922.

The previous prime is 2000100209911. The next prime is 2000100210079. The reversal of 2000100209923 is 3299020010002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000100209923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2000100209891 and 2000100209900.

It is not a weakly prime, because it can be changed into another prime (2000100209903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000050104961 + 1000050104962.

It is an arithmetic number, because the mean of its divisors is an integer number (1000050104962).

Almost surely, 2^{2000100209923} is an apocalyptic number.

2000100209923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000100209923 is an equidigital number, since it uses as much as digits as its factorization.

2000100209923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

Adding to 2000100209923 its reverse (3299020010002), we get a palindrome (5299120219925).

The spelling of 2000100209923 in words is "two trillion, one hundred million, two hundred nine thousand, nine hundred twenty-three".