222213310111321 has 4 divisors (see below), whose sum is σ = 222214021363152. Its totient is φ = 222212598859492.

The previous prime is 222213310111297. The next prime is 222213310111327. The reversal of 222213310111321 is 123111013312222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222213310111321 - 2⁷ = 222213310111193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222213310111327) 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, 355157071 + ... + 355782196.

It is an arithmetic number, because the mean of its divisors is an integer number (55553505340788).

Almost surely, 2^{222213310111321} is an apocalyptic number.

It is an amenable number.

222213310111321 is a deficient number, since it is larger than the sum of its proper divisors (711251831).

222213310111321 is an equidigital number, since it uses as much as digits as its factorization.

222213310111321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711251830.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 222213310111321 its reverse (123111013312222), we get a palindrome (345324323423543).

The spelling of 222213310111321 in words is "two hundred twenty-two trillion, two hundred thirteen billion, three hundred ten million, one hundred eleven thousand, three hundred twenty-one".