11430000324431 has 4 divisors (see below), whose sum is σ = 12309231118632. Its totient is φ = 10550769530232.

The previous prime is 11430000324383. The next prime is 11430000324529. The reversal of 11430000324431 is 13442300003411.

It is a happy number.

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 11430000324431 - 2⁶ = 11430000324367 is a prime.

It is a super-2 number, since 2×11430000324431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11430000324431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430000324731) 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, 439615397081 + ... + 439615397106.

It is an arithmetic number, because the mean of its divisors is an integer number (3077307779658).

Almost surely, 2^{11430000324431} is an apocalyptic number.

11430000324431 is a deficient number, since it is larger than the sum of its proper divisors (879230794201).

11430000324431 is an equidigital number, since it uses as much as digits as its factorization.

11430000324431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879230794200.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11430000324431 its reverse (13442300003411), we get a palindrome (24872300327842).

The spelling of 11430000324431 in words is "eleven trillion, four hundred thirty billion, three hundred twenty-four thousand, four hundred thirty-one".