102223333310321 has 4 divisors (see below), whose sum is σ = 102223888329444. Its totient is φ = 102222778291200.

The previous prime is 102223333310311. The next prime is 102223333310323. The reversal of 102223333310321 is 123013333322201.

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 88604569000000 + 13618764310321 = 9413000^2 + 3690361^2 .

It is a cyclic number.

It is not a de Polignac number, because 102223333310321 - 2²² = 102223329116017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102223333310323) 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, 277233200 + ... + 277601681.

It is an arithmetic number, because the mean of its divisors is an integer number (25555972082361).

Almost surely, 2^{102223333310321} is an apocalyptic number.

It is an amenable number.

102223333310321 is a deficient number, since it is larger than the sum of its proper divisors (555019123).

102223333310321 is an equidigital number, since it uses as much as digits as its factorization.

102223333310321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555019122.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 102223333310321 its reverse (123013333322201), we get a palindrome (225236666632522).

The spelling of 102223333310321 in words is "one hundred two trillion, two hundred twenty-three billion, three hundred thirty-three million, three hundred ten thousand, three hundred twenty-one".