222334320420 has 96 divisors (see below), whose sum is σ = 691846122240. Its totient is φ = 59277208320.

The previous prime is 222334320379. The next prime is 222334320421. The reversal of 222334320420 is 24023433222.

It is a happy number.

222334320420 is a `hidden beast` number, since 2 + 2 + 2 + 334 + 320 + 4 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (222334320421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2824800 + ... + 2902440.

It is an arithmetic number, because the mean of its divisors is an integer number (7206730440).

Almost surely, 2^222334320420 is an apocalyptic number.

222334320420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222334320420 is an abundant number, since it is smaller than the sum of its proper divisors (469511801820).

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

222334320420 is a wasteful number, since it uses less digits than its factorization.

222334320420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82962 (or 82954 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 222334320420 its reverse (24023433222), we get a palindrome (246357753642).

The spelling of 222334320420 in words is "two hundred twenty-two billion, three hundred thirty-four million, three hundred twenty thousand, four hundred twenty".