2421402144123 has 8 divisors (see below), whose sum is σ = 3253181507136. Its totient is φ = 1601945438600.

The previous prime is 2421402144089. The next prime is 2421402144307. The reversal of 2421402144123 is 3214412041242.

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 2421402144123 - 2¹⁶ = 2421402078587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421402544123) 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, 3080663913 + ... + 3080664698.

It is an arithmetic number, because the mean of its divisors is an integer number (406647688392).

Almost surely, 2^{2421402144123} is an apocalyptic number.

2421402144123 is a deficient number, since it is larger than the sum of its proper divisors (831779363013).

2421402144123 is a wasteful number, since it uses less digits than its factorization.

2421402144123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6161328745.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 2421402144123 its reverse (3214412041242), we get a palindrome (5635814185365).

The spelling of 2421402144123 in words is "two trillion, four hundred twenty-one billion, four hundred two million, one hundred forty-four thousand, one hundred twenty-three".