222011221300 has 72 divisors (see below), whose sum is σ = 542514776832. Its totient is φ = 78127104000.

The previous prime is 222011221283. The next prime is 222011221301. The reversal of 222011221300 is 3122110222.

It is a happy number.

222011221300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222011221301) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3221197 + ... + 3289396.

It is an arithmetic number, because the mean of its divisors is an integer number (7534927456).

Almost surely, 2^222011221300 is an apocalyptic number.

222011221300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222011221300 is an abundant number, since it is smaller than the sum of its proper divisors (320503555532).

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

222011221300 is a wasteful number, since it uses less digits than its factorization.

222011221300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6510649 (or 6510642 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222011221300 its reverse (3122110222), we get a palindrome (225133331522).

The spelling of 222011221300 in words is "two hundred twenty-two billion, eleven million, two hundred twenty-one thousand, three hundred".