1022020099 has 2 divisors, whose sum is σ = 1022020100. Its totient is φ = 1022020098.

The previous prime is 1022020037. The next prime is 1022020151. The reversal of 1022020099 is 9900202201.

1022020099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022020099 - 2¹⁵ = 1021987331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022020009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511010049 + 511010050.

It is an arithmetic number, because the mean of its divisors is an integer number (511010050).

Almost surely, 2^1022020099 is an apocalyptic number.

1022020099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022020099 is an equidigital number, since it uses as much as digits as its factorization.

1022020099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1022020099 is about 31969.0490787574. The cubic root of 1022020099 is about 1007.2868064808.

The spelling of 1022020099 in words is "one billion, twenty-two million, twenty thousand, ninety-nine".