222112303020 has 72 divisors (see below), whose sum is σ = 676559782080. Its totient is φ = 58982112000.

The previous prime is 222112303003. The next prime is 222112303027. The reversal of 222112303020 is 20303211222.

222112303020 is a `hidden beast` number, since 222 + 112 + 30 + 302 + 0 = 666.

It is a super-2 number, since 2×222112303020² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222112302984 and 222112303002.

It is not an unprimeable number, because it can be changed into a prime (222112303027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2538481 + ... + 2624520.

It is an arithmetic number, because the mean of its divisors is an integer number (9396663640).

Almost surely, 2^222112303020 is an apocalyptic number.

222112303020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112303020 is an abundant number, since it is smaller than the sum of its proper divisors (454447479060).

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

222112303020 is a wasteful number, since it uses less digits than its factorization.

222112303020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5163255 (or 5163250 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222112303020 its reverse (20303211222), we get a palindrome (242415514242).

The spelling of 222112303020 in words is "two hundred twenty-two billion, one hundred twelve million, three hundred three thousand, twenty".