1112200022121 has 8 divisors (see below), whose sum is σ = 1570164737184. Its totient is φ = 697850994240.

The previous prime is 1112200022083. The next prime is 1112200022179. The reversal of 1112200022121 is 1212200022111.

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

It is not a de Polignac number, because 1112200022121 - 2⁷ = 1112200021993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1112200022121.

It is not an unprimeable number, because it can be changed into a prime (1112200022191) 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, 10903921735 + ... + 10903921836.

It is an arithmetic number, because the mean of its divisors is an integer number (196270592148).

Almost surely, 2^{1112200022121} is an apocalyptic number.

It is an amenable number.

1112200022121 is a deficient number, since it is larger than the sum of its proper divisors (457964715063).

1112200022121 is a wasteful number, since it uses less digits than its factorization.

1112200022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21807843591.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1112200022121 its reverse (1212200022111), we get a palindrome (2324400044232).

The spelling of 1112200022121 in words is "one trillion, one hundred twelve billion, two hundred million, twenty-two thousand, one hundred twenty-one".