1112222001121 has 64 divisors (see below), whose sum is σ = 1510062704640. Its totient is φ = 793091520000.

The previous prime is 1112222001091. The next prime is 1112222001127. The reversal of 1112222001121 is 1211002222111.

It is a cyclic number.

It is not a de Polignac number, because 1112222001121 - 2⁵ = 1112222001089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112222001095 and 1112222001104.

It is not an unprimeable number, because it can be changed into a prime (1112222001127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5966490 + ... + 6150076.

It is an arithmetic number, because the mean of its divisors is an integer number (23594729760).

Almost surely, 2^{1112222001121} is an apocalyptic number.

1112222001121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1112222001121 is a deficient number, since it is larger than the sum of its proper divisors (397840703519).

1112222001121 is a wasteful number, since it uses less digits than its factorization.

1112222001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183766.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112222001121 its reverse (1211002222111), we get a palindrome (2323224223232).

The spelling of 1112222001121 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, one thousand, one hundred twenty-one".