222220131324 has 36 divisors (see below), whose sum is σ = 525714017976. Its totient is φ = 73058652288.

The previous prime is 222220131319. The next prime is 222220131403. The reversal of 222220131324 is 423131022222.

It is a super-3 number, since 3×222220131324³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222220131294 and 222220131303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1673559 + ... + 1801454.

It is an arithmetic number, because the mean of its divisors is an integer number (14603167166).

Almost surely, 2^222220131324 is an apocalyptic number.

It is an amenable number.

222220131324 is an abundant number, since it is smaller than the sum of its proper divisors (303493886652).

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

222220131324 is a wasteful number, since it uses less digits than its factorization.

222220131324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475166 (or 3475091 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 222220131324 its reverse (423131022222), we get a palindrome (645351153546).

The spelling of 222220131324 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred thirty-one thousand, three hundred twenty-four".