112220100121 has 8 divisors (see below), whose sum is σ = 118908718400. Its totient is φ = 105609711600.

The previous prime is 112220100107. The next prime is 112220100131. The reversal of 112220100121 is 121001022211.

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 112220100121 - 2⁷ = 112220099993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112220100131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19554486 + ... + 19560223.

It is an arithmetic number, because the mean of its divisors is an integer number (14863589800).

Almost surely, 2^112220100121 is an apocalyptic number.

It is an amenable number.

112220100121 is a deficient number, since it is larger than the sum of its proper divisors (6688618279).

112220100121 is a wasteful number, since it uses less digits than its factorization.

112220100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39114879.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112220100121 its reverse (121001022211), we get a palindrome (233221122332).

The spelling of 112220100121 in words is "one hundred twelve billion, two hundred twenty million, one hundred thousand, one hundred twenty-one".