112221202123 has 8 divisors (see below), whose sum is σ = 117254280096. Its totient is φ = 107200948800.

The previous prime is 112221202103. The next prime is 112221202127. The reversal of 112221202123 is 321202122211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112221202123 - 2²⁹ = 111684331211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112221202123.

It is not an unprimeable number, because it can be changed into a prime (112221202127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3188268 + ... + 3223273.

It is an arithmetic number, because the mean of its divisors is an integer number (14656785012).

Almost surely, 2^112221202123 is an apocalyptic number.

112221202123 is a deficient number, since it is larger than the sum of its proper divisors (5033077973).

112221202123 is an equidigital number, since it uses as much as digits as its factorization.

112221202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6412325.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 112221202123 its reverse (321202122211), we get a palindrome (433423324334).

The spelling of 112221202123 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred two thousand, one hundred twenty-three".