222011221332 has 24 divisors (see below), whose sum is σ = 518051007936. Its totient is φ = 74000194048.

The previous prime is 222011221321. The next prime is 222011221351. The reversal of 222011221332 is 233122110222.

222011221332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222011221299 and 222011221308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176013 + ... + 689204.

It is an arithmetic number, because the mean of its divisors is an integer number (21585458664).

Almost surely, 2^222011221332 is an apocalyptic number.

It is an amenable number.

222011221332 is an abundant number, since it is smaller than the sum of its proper divisors (296039786604).

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

222011221332 is a wasteful number, since it uses less digits than its factorization.

222011221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886607 (or 886605 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222011221332 its reverse (233122110222), we get a palindrome (455133331554).

The spelling of 222011221332 in words is "two hundred twenty-two billion, eleven million, two hundred twenty-one thousand, three hundred thirty-two".