112131101223121 has 8 divisors (see below), whose sum is σ = 118826902895400. Its totient is φ = 105623913682560.

The previous prime is 112131101223103. The next prime is 112131101223161. The reversal of 112131101223121 is 121322101131211.

It can be written as a sum of positive squares in 4 ways, for example, as 1444710245521 + 110686390977600 = 1201961^2 + 10520760^2 .

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 112131101223121 - 2⁷ = 112131101222993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112131101223092 and 112131101223101.

It is not an unprimeable number, because it can be changed into a prime (112131101223161) 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, 47153531706 + ... + 47153534083.

It is an arithmetic number, because the mean of its divisors is an integer number (14853362861925).

Almost surely, 2^{112131101223121} is an apocalyptic number.

It is an amenable number.

112131101223121 is a deficient number, since it is larger than the sum of its proper divisors (6695801672279).

112131101223121 is an equidigital number, since it uses as much as digits as its factorization.

112131101223121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94307065859.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 112131101223121 its reverse (121322101131211), we get a palindrome (233453202354332).

The spelling of 112131101223121 in words is "one hundred twelve trillion, one hundred thirty-one billion, one hundred one million, two hundred twenty-three thousand, one hundred twenty-one".