2421443103231 has 16 divisors (see below), whose sum is σ = 3265068290400. Its totient is φ = 1596058894848.

The previous prime is 2421443103227. The next prime is 2421443103239. The reversal of 2421443103231 is 1323013441242.

It is not a de Polignac number, because 2421443103231 - 2² = 2421443103227 is a prime.

It is a super-2 number, since 2×2421443103231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421443103239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4195585 + ... + 4737701.

It is an arithmetic number, because the mean of its divisors is an integer number (204066768150).

Almost surely, 2^{2421443103231} is an apocalyptic number.

2421443103231 is a deficient number, since it is larger than the sum of its proper divisors (843625187169).

2421443103231 is a wasteful number, since it uses less digits than its factorization.

2421443103231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558938.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 2421443103231 its reverse (1323013441242), we get a palindrome (3744456544473).

The spelling of 2421443103231 in words is "two trillion, four hundred twenty-one billion, four hundred forty-three million, one hundred three thousand, two hundred thirty-one".