1100322203021 has 2 divisors, whose sum is σ = 1100322203022. Its totient is φ = 1100322203020.

The previous prime is 1100322202919. The next prime is 1100322203033. The reversal of 1100322203021 is 1203022230011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 756228508996 + 344093694025 = 869614^2 + 586595^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100322203021 - 2¹⁴ = 1100322186637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100322203051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550161101510 + 550161101511.

It is an arithmetic number, because the mean of its divisors is an integer number (550161101511).

Almost surely, 2^{1100322203021} is an apocalyptic number.

It is an amenable number.

1100322203021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100322203021 is an equidigital number, since it uses as much as digits as its factorization.

1100322203021 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 17.

Adding to 1100322203021 its reverse (1203022230011), we get a palindrome (2303344433032).

The spelling of 1100322203021 in words is "one trillion, one hundred billion, three hundred twenty-two million, two hundred three thousand, twenty-one".