222113203220 has 48 divisors (see below), whose sum is σ = 471716517888. Its totient is φ = 87844579200.

The previous prime is 222113203201. The next prime is 222113203223. The reversal of 222113203220 is 22302311222.

It is a happy number.

222113203220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 222113203192 and 222113203201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222113203223) 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 15 ways as a sum of consecutive naturals, for example, 594995 + ... + 893445.

It is an arithmetic number, because the mean of its divisors is an integer number (9827427456).

Almost surely, 2^222113203220 is an apocalyptic number.

222113203220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222113203220 is an abundant number, since it is smaller than the sum of its proper divisors (249603314668).

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

222113203220 is a wasteful number, since it uses less digits than its factorization.

222113203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298880 (or 298878 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 222113203220 its reverse (22302311222), we get a palindrome (244415514442).

The spelling of 222113203220 in words is "two hundred twenty-two billion, one hundred thirteen million, two hundred three thousand, two hundred twenty".