222232330012 has 48 divisors (see below), whose sum is σ = 496696677120. Its totient is φ = 84472214400.

The previous prime is 222232329953. The next prime is 222232330013. The reversal of 222232330012 is 210033232222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222232330013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8786562 + ... + 8811817.

It is an arithmetic number, because the mean of its divisors is an integer number (10347847440).

Almost surely, 2^222232330012 is an apocalyptic number.

222232330012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222232330012 is an abundant number, since it is smaller than the sum of its proper divisors (274464347108).

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

222232330012 is a wasteful number, since it uses less digits than its factorization.

222232330012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17598442 (or 17598440 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 222232330012 its reverse (210033232222), we get a palindrome (432265562234).

The spelling of 222232330012 in words is "two hundred twenty-two billion, two hundred thirty-two million, three hundred thirty thousand, twelve".