221010013301323 has 4 divisors (see below), whose sum is σ = 230619144314448. Its totient is φ = 211400882288200.

The previous prime is 221010013301201. The next prime is 221010013301419. The reversal of 221010013301323 is 323103310010122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221010013301323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221010013301294 and 221010013301303.

It is not an unprimeable number, because it can be changed into a prime (221010013301723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4804565506528 + ... + 4804565506573.

It is an arithmetic number, because the mean of its divisors is an integer number (57654786078612).

Almost surely, 2^{221010013301323} is an apocalyptic number.

221010013301323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

221010013301323 is a deficient number, since it is larger than the sum of its proper divisors (9609131013125).

221010013301323 is an equidigital number, since it uses as much as digits as its factorization.

221010013301323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9609131013124.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 221010013301323 its reverse (323103310010122), we get a palindrome (544113323311445).

The spelling of 221010013301323 in words is "two hundred twenty-one trillion, ten billion, thirteen million, three hundred one thousand, three hundred twenty-three".