101421043340243 has 8 divisors (see below), whose sum is σ = 111736595004336. Its totient is φ = 91288067812000.

The previous prime is 101421043340233. The next prime is 101421043340263. The reversal of 101421043340243 is 342043340124101.

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 101421043340243 - 2¹² = 101421043336147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101421043340233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45644032796 + ... + 45644035017.

It is an arithmetic number, because the mean of its divisors is an integer number (13967074375542).

Almost surely, 2^{101421043340243} is an apocalyptic number.

101421043340243 is a deficient number, since it is larger than the sum of its proper divisors (10315551664093).

101421043340243 is a wasteful number, since it uses less digits than its factorization.

101421043340243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91288067925.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 101421043340243 its reverse (342043340124101), we get a palindrome (443464383464344).

The spelling of 101421043340243 in words is "one hundred one trillion, four hundred twenty-one billion, forty-three million, three hundred forty thousand, two hundred forty-three".