1022021111933 has 2 divisors, whose sum is σ = 1022021111934. Its totient is φ = 1022021111932.

The previous prime is 1022021111911. The next prime is 1022021111953. The reversal of 1022021111933 is 3391111202201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 576175119844 + 445845992089 = 759062^2 + 667717^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022021111933 - 2³² = 1017726144637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022021111953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511010555966 + 511010555967.

It is an arithmetic number, because the mean of its divisors is an integer number (511010555967).

Almost surely, 2^{1022021111933} is an apocalyptic number.

It is an amenable number.

1022021111933 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022021111933 is an equidigital number, since it uses as much as digits as its factorization.

1022021111933 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 26.

The spelling of 1022021111933 in words is "one trillion, twenty-two billion, twenty-one million, one hundred eleven thousand, nine hundred thirty-three".