2002016923 has 2 divisors, whose sum is σ = 2002016924. Its totient is φ = 2002016922.

The previous prime is 2002016903. The next prime is 2002016941. The reversal of 2002016923 is 3296102002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002016923 - 2¹³ = 2002008731 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002016903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001008461 + 1001008462.

It is an arithmetic number, because the mean of its divisors is an integer number (1001008462).

Almost surely, 2^2002016923 is an apocalyptic number.

2002016923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002016923 is an equidigital number, since it uses as much as digits as its factorization.

2002016923 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 25.

The square root of 2002016923 is about 44743.9037523549. The cubic root of 2002016923 is about 1260.3444348949.

Adding to 2002016923 its reverse (3296102002), we get a palindrome (5298118925).

The spelling of 2002016923 in words is "two billion, two million, sixteen thousand, nine hundred twenty-three".