222031231230000 has 100 divisors (see below), whose sum is σ = 716746418671448. Its totient is φ = 59208328320000.

The previous prime is 222031231229993. The next prime is 222031231230001. The reversal of 222031231230000 is 32132130222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is not an unprimeable number, because it can be changed into a prime (222031231230001) 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 19 ways as a sum of consecutive naturals, for example, 3700490521 + ... + 3700550520.

Almost surely, 2^{222031231230000} is an apocalyptic number.

222031231230000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222031231230000 is an abundant number, since it is smaller than the sum of its proper divisors (494715187441448).

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

222031231230000 is an equidigital number, since it uses as much as digits as its factorization.

222031231230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7401041072 (or 7401041051 counting only the distinct ones).

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

Adding to 222031231230000 its reverse (32132130222), we get a palindrome (222063363360222).

The spelling of 222031231230000 in words is "two hundred twenty-two trillion, thirty-one billion, two hundred thirty-one million, two hundred thirty thousand".