101040421143 has 4 divisors (see below), whose sum is σ = 134720561528. Its totient is φ = 67360280760.

The previous prime is 101040421127. The next prime is 101040421211. The reversal of 101040421143 is 341124040101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 101040421143 - 2⁴ = 101040421127 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 (101040421343) 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, 16840070188 + ... + 16840070193.

It is an arithmetic number, because the mean of its divisors is an integer number (33680140382).

Almost surely, 2^101040421143 is an apocalyptic number.

101040421143 is a deficient number, since it is larger than the sum of its proper divisors (33680140385).

101040421143 is an equidigital number, since it uses as much as digits as its factorization.

101040421143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33680140384.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 101040421143 its reverse (341124040101), we get a palindrome (442164461244).

The spelling of 101040421143 in words is "one hundred one billion, forty million, four hundred twenty-one thousand, one hundred forty-three".