20002219099 has 2 divisors, whose sum is σ = 20002219100. Its totient is φ = 20002219098.

The previous prime is 20002219093. The next prime is 20002219103. The reversal of 20002219099 is 99091220002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20002219099 - 2²³ = 19993830491 is a prime.

It is not a weakly prime, because it can be changed into another prime (20002219093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001109549 + 10001109550.

It is an arithmetic number, because the mean of its divisors is an integer number (10001109550).

Almost surely, 2^20002219099 is an apocalyptic number.

20002219099 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002219099 is an equidigital number, since it uses as much as digits as its factorization.

20002219099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 34.

The spelling of 20002219099 in words is "twenty billion, two million, two hundred nineteen thousand, ninety-nine".