1012022200901 has 2 divisors, whose sum is σ = 1012022200902. Its totient is φ = 1012022200900.

The previous prime is 1012022200853. The next prime is 1012022200907. The reversal of 1012022200901 is 1090022202101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 997411677025 + 14610523876 = 998705^2 + 120874^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012022200901 - 2³⁰ = 1010948459077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012022200907) 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, 506011100450 + 506011100451.

It is an arithmetic number, because the mean of its divisors is an integer number (506011100451).

Almost surely, 2^{1012022200901} is an apocalyptic number.

It is an amenable number.

1012022200901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012022200901 is an equidigital number, since it uses as much as digits as its factorization.

1012022200901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 1012022200901 in words is "one trillion, twelve billion, twenty-two million, two hundred thousand, nine hundred one".