10143223042421 has 8 divisors (see below), whose sum is σ = 11592612498624. Its totient is φ = 8693922984480.

The previous prime is 10143223042417. The next prime is 10143223042453. The reversal of 10143223042421 is 12424032234101.

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 10143223042421 - 2² = 10143223042417 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 (10143223044421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22106255 + ... + 22560428.

It is an arithmetic number, because the mean of its divisors is an integer number (1449076562328).

Almost surely, 2^{10143223042421} is an apocalyptic number.

It is an amenable number.

10143223042421 is a deficient number, since it is larger than the sum of its proper divisors (1449389456203).

10143223042421 is an equidigital number, since it uses as much as digits as its factorization.

10143223042421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44699131.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 10143223042421 its reverse (12424032234101), we get a palindrome (22567255276522).

The spelling of 10143223042421 in words is "ten trillion, one hundred forty-three billion, two hundred twenty-three million, forty-two thousand, four hundred twenty-one".