2421402101143 has 4 divisors (see below), whose sum is σ = 2431449413008. Its totient is φ = 2411354789280.

The previous prime is 2421402101119. The next prime is 2421402101171. The reversal of 2421402101143 is 3411012041242.

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

It is a cyclic number.

It is not a de Polignac number, because 2421402101143 - 2¹³ = 2421402092951 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 (2421402101743) 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, 5023655571 + ... + 5023656052.

It is an arithmetic number, because the mean of its divisors is an integer number (607862353252).

Almost surely, 2^{2421402101143} is an apocalyptic number.

2421402101143 is a deficient number, since it is larger than the sum of its proper divisors (10047311865).

2421402101143 is a wasteful number, since it uses less digits than its factorization.

2421402101143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10047311864.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2421402101143 its reverse (3411012041242), we get a palindrome (5832414142385).

The spelling of 2421402101143 in words is "two trillion, four hundred twenty-one billion, four hundred two million, one hundred one thousand, one hundred forty-three".