222211043321 has 4 divisors (see below), whose sum is σ = 222212500644. Its totient is φ = 222209586000.

The previous prime is 222211043309. The next prime is 222211043371. The reversal of 222211043321 is 123340112222.

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 57630724096 + 164580319225 = 240064^2 + 405685^2 .

It is a cyclic number.

It is not a de Polignac number, because 222211043321 - 2¹⁰ = 222211042297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222211043371) 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, 469130 + ... + 815171.

It is an arithmetic number, because the mean of its divisors is an integer number (55553125161).

Almost surely, 2^222211043321 is an apocalyptic number.

It is an amenable number.

222211043321 is a deficient number, since it is larger than the sum of its proper divisors (1457323).

222211043321 is a wasteful number, since it uses less digits than its factorization.

222211043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457322.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 222211043321 its reverse (123340112222), we get a palindrome (345551155543).

The spelling of 222211043321 in words is "two hundred twenty-two billion, two hundred eleven million, forty-three thousand, three hundred twenty-one".