222310011312 has 60 divisors (see below), whose sum is σ = 622460807280. Its totient is φ = 74067421824.

The previous prime is 222310011307. The next prime is 222310011317. The reversal of 222310011312 is 213110013222.

222310011312 is a `hidden beast` number, since 222 + 310 + 0 + 1 + 131 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (222310011307) and next prime (222310011317).

It is a super-2 number, since 2×222310011312² (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 not an unprimeable number, because it can be changed into a prime (222310011317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75148 + ... + 671019.

It is an arithmetic number, because the mean of its divisors is an integer number (10374346788).

Almost surely, 2^222310011312 is an apocalyptic number.

It is an amenable number.

222310011312 is an abundant number, since it is smaller than the sum of its proper divisors (400150795968).

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

222310011312 is a wasteful number, since it uses less digits than its factorization.

222310011312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748250 (or 748241 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 222310011312 its reverse (213110013222), we get a palindrome (435420024534).

The spelling of 222310011312 in words is "two hundred twenty-two billion, three hundred ten million, eleven thousand, three hundred twelve".