222001031320 has 32 divisors (see below), whose sum is σ = 499889347920. Its totient is φ = 88731607680.

The previous prime is 222001031311. The next prime is 222001031327. The reversal of 222001031320 is 23130100222.

It is a junction number, because it is equal to n+sod(n) for n = 222001031294 and 222001031303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222001031327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2097867 + ... + 2201146.

Almost surely, 2^222001031320 is an apocalyptic number.

222001031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222001031320 is an abundant number, since it is smaller than the sum of its proper divisors (277888316600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222001031320 is a wasteful number, since it uses less digits than its factorization.

222001031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300315 (or 4300311 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 222001031320 its reverse (23130100222), we get a palindrome (245131131542).

The spelling of 222001031320 in words is "two hundred twenty-two billion, one million, thirty-one thousand, three hundred twenty".