10442014012421 has 4 divisors (see below), whose sum is σ = 10778853174144. Its totient is φ = 10105174850700.

The previous prime is 10442014012411. The next prime is 10442014012517. The reversal of 10442014012421 is 12421041024401.

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-10442014012421 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 (10442014012411) 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, 168419580815 + ... + 168419580876.

It is an arithmetic number, because the mean of its divisors is an integer number (2694713293536).

Almost surely, 2^{10442014012421} is an apocalyptic number.

It is an amenable number.

10442014012421 is a deficient number, since it is larger than the sum of its proper divisors (336839161723).

10442014012421 is an equidigital number, since it uses as much as digits as its factorization.

10442014012421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336839161722.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 10442014012421 its reverse (12421041024401), we get a palindrome (22863055036822).

The spelling of 10442014012421 in words is "ten trillion, four hundred forty-two billion, fourteen million, twelve thousand, four hundred twenty-one".