112420000000021 has 8 divisors (see below), whose sum is σ = 128480337856640. Its totient is φ = 96359746607568.

The previous prime is 112420000000019. The next prime is 112420000000037. The reversal of 112420000000021 is 120000000024211.

It is a happy number.

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 112420000000021 - 2¹ = 112420000000019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112419999999929 and 112420000000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112420000000051) 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, 18237786 + ... + 23610523.

It is an arithmetic number, because the mean of its divisors is an integer number (16060042232080).

Almost surely, 2^{112420000000021} is an apocalyptic number.

It is an amenable number.

112420000000021 is a deficient number, since it is larger than the sum of its proper divisors (16060337856619).

112420000000021 is an equidigital number, since it uses as much as digits as its factorization.

112420000000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42232083.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 112420000000021 its reverse (120000000024211), we get a palindrome (232420000024232).

The spelling of 112420000000021 in words is "one hundred twelve trillion, four hundred twenty billion, twenty-one", and thus it is an aban number.