1022010201973 has 2 divisors, whose sum is σ = 1022010201974. Its totient is φ = 1022010201972.

The previous prime is 1022010201917. The next prime is 1022010202013. The reversal of 1022010201973 is 3791020102201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 592935420529 + 429074781444 = 770023^2 + 655038^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022010201973 - 2⁹ = 1022010201461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022710201973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511005100986 + 511005100987.

It is an arithmetic number, because the mean of its divisors is an integer number (511005100987).

Almost surely, 2^{1022010201973} is an apocalyptic number.

It is an amenable number.

1022010201973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022010201973 is an equidigital number, since it uses as much as digits as its factorization.

1022010201973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 1022010201973 in words is "one trillion, twenty-two billion, ten million, two hundred one thousand, nine hundred seventy-three".