10112123642421 has 8 divisors (see below), whose sum is σ = 13667527845760. Its totient is φ = 6649067600352.

The previous prime is 10112123642407. The next prime is 10112123642459. The reversal of 10112123642421 is 12424632121101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10112123642421 - 2⁹ = 10112123641909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112123642461) 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 7 ways as a sum of consecutive naturals, for example, 23087040061 + ... + 23087040498.

It is an arithmetic number, because the mean of its divisors is an integer number (1708440980720).

Almost surely, 2^{10112123642421} is an apocalyptic number.

It is an amenable number.

10112123642421 is a deficient number, since it is larger than the sum of its proper divisors (3555404203339).

10112123642421 is an equidigital number, since it uses as much as digits as its factorization.

10112123642421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46174080635.

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 10112123642421 its reverse (12424632121101), we get a palindrome (22536755763522).

The spelling of 10112123642421 in words is "ten trillion, one hundred twelve billion, one hundred twenty-three million, six hundred forty-two thousand, four hundred twenty-one".