10220020999 has 2 divisors, whose sum is σ = 10220021000. Its totient is φ = 10220020998.

The previous prime is 10220020991. The next prime is 10220021011. The reversal of 10220020999 is 99902002201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10220020999 - 2³ = 10220020991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220020991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110010499 + 5110010500.

It is an arithmetic number, because the mean of its divisors is an integer number (5110010500).

Almost surely, 2^10220020999 is an apocalyptic number.

10220020999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220020999 is an equidigital number, since it uses as much as digits as its factorization.

10220020999 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 10220020999 in words is "ten billion, two hundred twenty million, twenty thousand, nine hundred ninety-nine".