221010011353 has 2 divisors, whose sum is σ = 221010011354. Its totient is φ = 221010011352.

The previous prime is 221010011311. The next prime is 221010011363. The reversal of 221010011353 is 353110010122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135948538944 + 85061472409 = 368712^2 + 291653^2 .

It is a cyclic number.

It is not a de Polignac number, because 221010011353 - 2²⁹ = 220473140441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221010011353.

It is not a weakly prime, because it can be changed into another prime (221010011363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110505005676 + 110505005677.

It is an arithmetic number, because the mean of its divisors is an integer number (110505005677).

Almost surely, 2^221010011353 is an apocalyptic number.

It is an amenable number.

221010011353 is a deficient number, since it is larger than the sum of its proper divisors (1).

221010011353 is an equidigital number, since it uses as much as digits as its factorization.

221010011353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 221010011353 its reverse (353110010122), we get a palindrome (574120021475).

The spelling of 221010011353 in words is "two hundred twenty-one billion, ten million, eleven thousand, three hundred fifty-three".