1112121222113 has 8 divisors (see below), whose sum is σ = 1213502169600. Its totient is φ = 1010786777680.

The previous prime is 1112121222103. The next prime is 1112121222131. The reversal of 1112121222113 is 3112221212111.

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 1112121222113 - 2¹⁰ = 1112121221089 is a prime.

It is a super-2 number, since 2×1112121222113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1112121222103) 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, 11575745 + ... + 11671422.

It is an arithmetic number, because the mean of its divisors is an integer number (151687771200).

Almost surely, 2^{1112121222113} is an apocalyptic number.

It is an amenable number.

1112121222113 is a deficient number, since it is larger than the sum of its proper divisors (101380947487).

1112121222113 is a wasteful number, since it uses less digits than its factorization.

1112121222113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23251527.

The product of its digits is 96, while the sum is 20.

Adding to 1112121222113 its reverse (3112221212111), we get a palindrome (4224342434224).

The spelling of 1112121222113 in words is "one trillion, one hundred twelve billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred thirteen".