424233031331 has 4 divisors (see below), whose sum is σ = 428125077600. Its totient is φ = 420340985064.

The previous prime is 424233031319. The next prime is 424233031333. The reversal of 424233031331 is 133130332424.

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 424233031331 - 2⁶ = 424233031267 is a prime.

It is a super-2 number, since 2×424233031331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424233031294 and 424233031303.

It is not an unprimeable number, because it can be changed into a prime (424233031333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946022971 + ... + 1946023188.

It is an arithmetic number, because the mean of its divisors is an integer number (107031269400).

Almost surely, 2^424233031331 is an apocalyptic number.

424233031331 is a deficient number, since it is larger than the sum of its proper divisors (3892046269).

424233031331 is a wasteful number, since it uses less digits than its factorization.

424233031331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892046268.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 424233031331 its reverse (133130332424), we get a palindrome (557363363755).

The spelling of 424233031331 in words is "four hundred twenty-four billion, two hundred thirty-three million, thirty-one thousand, three hundred thirty-one".