112122222101 has 8 divisors (see below), whose sum is σ = 112332785880. Its totient is φ = 111911749632.

The previous prime is 112122222097. The next prime is 112122222103. The reversal of 112122222101 is 101222221211.

It can be written as a sum of positive squares in 4 ways, for example, as 636351076 + 111485871025 = 25226^2 + 333895^2 .

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 112122222101 - 2² = 112122222097 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 112122222101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112122222103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2746205 + ... + 2786733.

It is an arithmetic number, because the mean of its divisors is an integer number (14041598235).

Almost surely, 2^112122222101 is an apocalyptic number.

It is an amenable number.

112122222101 is a deficient number, since it is larger than the sum of its proper divisors (210563779).

112122222101 is an equidigital number, since it uses as much as digits as its factorization.

112122222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45655.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 112122222101 its reverse (101222221211), we get a palindrome (213344443312).

The spelling of 112122222101 in words is "one hundred twelve billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred one".