1022021983 has 2 divisors, whose sum is σ = 1022021984. Its totient is φ = 1022021982.

The previous prime is 1022021971. The next prime is 1022021993. The reversal of 1022021983 is 3891202201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022021983 - 2¹⁷ = 1021890911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022021933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511010991 + 511010992.

It is an arithmetic number, because the mean of its divisors is an integer number (511010992).

Almost surely, 2^1022021983 is an apocalyptic number.

1022021983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022021983 is an equidigital number, since it uses as much as digits as its factorization.

1022021983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1022021983 is about 31969.0785447438. The cubic root of 1022021983 is about 1007.2874254273.

It can be divided in two parts, 102202198 and 3, that added together give a palindrome (102202201).

The spelling of 1022021983 in words is "one billion, twenty-two million, twenty-one thousand, nine hundred eighty-three".