10243121324331 has 32 divisors (see below), whose sum is σ = 16534719516160. Its totient is φ = 5509828935936.

The previous prime is 10243121324299. The next prime is 10243121324339. The reversal of 10243121324331 is 13342312134201.

It is not a de Polignac number, because 10243121324331 - 2⁵ = 10243121324299 is a prime.

It is a super-2 number, since 2×10243121324331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10243121324339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81695266 + ... + 81820551.

It is an arithmetic number, because the mean of its divisors is an integer number (516709984880).

Almost surely, 2^{10243121324331} is an apocalyptic number.

10243121324331 is a deficient number, since it is larger than the sum of its proper divisors (6291598191829).

10243121324331 is a wasteful number, since it uses less digits than its factorization.

10243121324331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163516003.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 10243121324331 its reverse (13342312134201), we get a palindrome (23585433458532).

The spelling of 10243121324331 in words is "ten trillion, two hundred forty-three billion, one hundred twenty-one million, three hundred twenty-four thousand, three hundred thirty-one".