10112344310021 has 4 divisors (see below), whose sum is σ = 10112503957152. Its totient is φ = 10112184662892.

The previous prime is 10112344310011. The next prime is 10112344310063. The reversal of 10112344310021 is 12001344321101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10112344310021 is a prime.

It is a super-2 number, since 2×10112344310021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112344310011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79728515 + ... + 79855248.

It is an arithmetic number, because the mean of its divisors is an integer number (2528125989288).

Almost surely, 2^{10112344310021} is an apocalyptic number.

It is an amenable number.

10112344310021 is a deficient number, since it is larger than the sum of its proper divisors (159647131).

10112344310021 is an equidigital number, since it uses as much as digits as its factorization.

10112344310021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159647130.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 10112344310021 its reverse (12001344321101), we get a palindrome (22113688631122).

The spelling of 10112344310021 in words is "ten trillion, one hundred twelve billion, three hundred forty-four million, three hundred ten thousand, twenty-one".