112103011021 has 16 divisors (see below), whose sum is σ = 116280622080. Its totient is φ = 107995495680.

The previous prime is 112103010979. The next prime is 112103011051. The reversal of 112103011021 is 120110301211.

It is a happy number.

It is not a de Polignac number, because 112103011021 - 2¹⁹ = 112102486733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112103010992 and 112103011010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112103011051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7611961 + ... + 7626673.

It is an arithmetic number, because the mean of its divisors is an integer number (7267538880).

Almost surely, 2^112103011021 is an apocalyptic number.

It is an amenable number.

112103011021 is a deficient number, since it is larger than the sum of its proper divisors (4177611059).

112103011021 is a wasteful number, since it uses less digits than its factorization.

112103011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17076.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 112103011021 its reverse (120110301211), we get a palindrome (232213312232).

The spelling of 112103011021 in words is "one hundred twelve billion, one hundred three million, eleven thousand, twenty-one".