1102223010521 has 2 divisors, whose sum is σ = 1102223010522. Its totient is φ = 1102223010520.

The previous prime is 1102223010487. The next prime is 1102223010527. The reversal of 1102223010521 is 1250103222011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087004334025 + 15218676496 = 1042595^2 + 123364^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102223010521 - 2⁶ = 1102223010457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102223010493 and 1102223010502.

It is not a weakly prime, because it can be changed into another prime (1102223010527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551111505260 + 551111505261.

It is an arithmetic number, because the mean of its divisors is an integer number (551111505261).

Almost surely, 2^{1102223010521} is an apocalyptic number.

It is an amenable number.

1102223010521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102223010521 is an equidigital number, since it uses as much as digits as its factorization.

1102223010521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1102223010521 its reverse (1250103222011), we get a palindrome (2352326232532).

The spelling of 1102223010521 in words is "one trillion, one hundred two billion, two hundred twenty-three million, ten thousand, five hundred twenty-one".