222312030132 has 12 divisors (see below), whose sum is σ = 518728070336. Its totient is φ = 74104010040.

The previous prime is 222312030091. The next prime is 222312030151. The reversal of 222312030132 is 231030213222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×222312030132² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222312030099 and 222312030108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9263001244 + ... + 9263001267.

Almost surely, 2^222312030132 is an apocalyptic number.

It is an amenable number.

222312030132 is an abundant number, since it is smaller than the sum of its proper divisors (296416040204).

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

222312030132 is a wasteful number, since it uses less digits than its factorization.

222312030132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18526002518 (or 18526002516 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222312030132 its reverse (231030213222), we get a palindrome (453342243354).

The spelling of 222312030132 in words is "two hundred twenty-two billion, three hundred twelve million, thirty thousand, one hundred thirty-two".