200101206923 has 2 divisors, whose sum is σ = 200101206924. Its totient is φ = 200101206922.

The previous prime is 200101206919. The next prime is 200101206931. The reversal of 200101206923 is 329602101002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200101206923 - 2² = 200101206919 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 200101206892 and 200101206901.

It is not a weakly prime, because it can be changed into another prime (200101706923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050603461 + 100050603462.

It is an arithmetic number, because the mean of its divisors is an integer number (100050603462).

Almost surely, 2^200101206923 is an apocalyptic number.

200101206923 is a deficient number, since it is larger than the sum of its proper divisors (1).

200101206923 is an equidigital number, since it uses as much as digits as its factorization.

200101206923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 200101206923 its reverse (329602101002), we get a palindrome (529703307925).

The spelling of 200101206923 in words is "two hundred billion, one hundred one million, two hundred six thousand, nine hundred twenty-three".