222112212123000 has 128 divisors (see below), whose sum is σ = 723120106475520. Its totient is φ = 56654709161600.

The previous prime is 222112212122987. The next prime is 222112212123059. The reversal of 222112212123000 is 321212211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1609439784 + ... + 1609577783.

It is an arithmetic number, because the mean of its divisors is an integer number (5649375831840).

Almost surely, 2^{222112212123000} is an apocalyptic number.

222112212123000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222112212123000 is an abundant number, since it is smaller than the sum of its proper divisors (501007894352520).

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

222112212123000 is a wasteful number, since it uses less digits than its factorization.

222112212123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219017614 (or 3219017600 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 222112212123000 its reverse (321212211222), we get a palindrome (222433424334222).

The spelling of 222112212123000 in words is "two hundred twenty-two trillion, one hundred twelve billion, two hundred twelve million, one hundred twenty-three thousand".