2353110404221 has 4 divisors (see below), whose sum is σ = 2353443288700. Its totient is φ = 2352777519744.

The previous prime is 2353110404213. The next prime is 2353110404297. The reversal of 2353110404221 is 1224040113532.

2353110404221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 887524147225 + 1465586256996 = 942085^2 + 1210614^2 .

It is a cyclic number.

It is not a de Polignac number, because 2353110404221 - 2³ = 2353110404213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2353110404221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2353110404201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166431636 + ... + 166445773.

It is an arithmetic number, because the mean of its divisors is an integer number (588360822175).

Almost surely, 2^{2353110404221} is an apocalyptic number.

It is an amenable number.

2353110404221 is a deficient number, since it is larger than the sum of its proper divisors (332884479).

2353110404221 is an equidigital number, since it uses as much as digits as its factorization.

2353110404221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332884478.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2353110404221 its reverse (1224040113532), we get a palindrome (3577150517753).

The spelling of 2353110404221 in words is "two trillion, three hundred fifty-three billion, one hundred ten million, four hundred four thousand, two hundred twenty-one".