2221013012323 has 8 divisors (see below), whose sum is σ = 2574051298560. Its totient is φ = 1876912404360.

The previous prime is 2221013012173. The next prime is 2221013012341. The reversal of 2221013012323 is 3232103101222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2221013012323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221013012294 and 2221013012303.

It is not an unprimeable number, because it can be changed into a prime (2221013012123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2234419033 + ... + 2234420026.

It is an arithmetic number, because the mean of its divisors is an integer number (321756412320).

Almost surely, 2^{2221013012323} is an apocalyptic number.

2221013012323 is a deficient number, since it is larger than the sum of its proper divisors (353038286237).

2221013012323 is an equidigital number, since it uses as much as digits as its factorization.

2221013012323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4468839137.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2221013012323 its reverse (3232103101222), we get a palindrome (5453116113545).

The spelling of 2221013012323 in words is "two trillion, two hundred twenty-one billion, thirteen million, twelve thousand, three hundred twenty-three".