222122301223321 has 4 divisors (see below), whose sum is σ = 222253192386612. Its totient is φ = 221991410060032.

The previous prime is 222122301223297. The next prime is 222122301223327. The reversal of 222122301223321 is 123322103221222.

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 127732604553225 + 94389696670096 = 11301885^2 + 9715436^2 .

It is a cyclic number.

It is not a de Polignac number, because 222122301223321 - 2¹¹ = 222122301221273 is a prime.

It is a super-2 number, since 2×222122301223321² (a number of 29 digits) contains 22 as substring.

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 222122301223321.

It is not an unprimeable number, because it can be changed into a prime (222122301223327) 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, 65445579100 + ... + 65445582493.

It is an arithmetic number, because the mean of its divisors is an integer number (55563298096653).

Almost surely, 2^{222122301223321} is an apocalyptic number.

It is an amenable number.

222122301223321 is a deficient number, since it is larger than the sum of its proper divisors (130891163291).

222122301223321 is a wasteful number, since it uses less digits than its factorization.

222122301223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130891163290.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 222122301223321 its reverse (123322103221222), we get a palindrome (345444404444543).

The spelling of 222122301223321 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, three hundred one million, two hundred twenty-three thousand, three hundred twenty-one".