222122203213 has 8 divisors (see below), whose sum is σ = 223063480640. Its totient is φ = 221181088320.

The previous prime is 222122203207. The next prime is 222122203217. The reversal of 222122203213 is 312302221222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222122203213 is a prime.

It is a super-4 number, since 4×222122203213⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122203217) 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, 3264898 + ... + 3332236.

It is an arithmetic number, because the mean of its divisors is an integer number (27882935080).

Almost surely, 2^222122203213 is an apocalyptic number.

It is an amenable number.

222122203213 is a deficient number, since it is larger than the sum of its proper divisors (941277427).

222122203213 is a wasteful number, since it uses less digits than its factorization.

222122203213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81267.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222122203213 its reverse (312302221222), we get a palindrome (534424424435).

The spelling of 222122203213 in words is "two hundred twenty-two billion, one hundred twenty-two million, two hundred three thousand, two hundred thirteen".