2221211101323 has 8 divisors (see below), whose sum is σ = 3010165864336. Its totient is φ = 1456531869600.

The previous prime is 2221211101283. The next prime is 2221211101331. The reversal of 2221211101323 is 3231011121222.

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

It is not a de Polignac number, because 2221211101323 - 2¹⁰ = 2221211100299 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 2221211101323.

It is not an unprimeable number, because it can be changed into a prime (2221211101363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6068882608 + ... + 6068882973.

It is an arithmetic number, because the mean of its divisors is an integer number (376270733042).

Almost surely, 2^{2221211101323} is an apocalyptic number.

2221211101323 is a deficient number, since it is larger than the sum of its proper divisors (788954763013).

2221211101323 is a wasteful number, since it uses less digits than its factorization.

2221211101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12137765645.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2221211101323 its reverse (3231011121222), we get a palindrome (5452222222545).

The spelling of 2221211101323 in words is "two trillion, two hundred twenty-one billion, two hundred eleven million, one hundred one thousand, three hundred twenty-three".