2315241221143 has 4 divisors (see below), whose sum is σ = 2322782723800. Its totient is φ = 2307699718488.

The previous prime is 2315241221141. The next prime is 2315241221201. The reversal of 2315241221143 is 3411221425132.

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 2315241221143 - 2¹ = 2315241221141 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 (2315241221141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3770750868 + ... + 3770751481.

It is an arithmetic number, because the mean of its divisors is an integer number (580695680950).

Almost surely, 2^{2315241221143} is an apocalyptic number.

2315241221143 is a deficient number, since it is larger than the sum of its proper divisors (7541502657).

2315241221143 is an equidigital number, since it uses as much as digits as its factorization.

2315241221143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7541502656.

The product of its digits is 11520, while the sum is 31.

Adding to 2315241221143 its reverse (3411221425132), we get a palindrome (5726462646275).

The spelling of 2315241221143 in words is "two trillion, three hundred fifteen billion, two hundred forty-one million, two hundred twenty-one thousand, one hundred forty-three".