331023204042430 has 32 divisors (see below), whose sum is σ = 627293331603360. Its totient is φ = 125422077795840.

The previous prime is 331023204042413. The next prime is 331023204042431. The reversal of 331023204042430 is 34240402320133.

It is a happy number.

It is a super-2 number, since 2×331023204042430² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331023204042392 and 331023204042401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331023204042431) 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, 125737231 + ... + 128342890.

It is an arithmetic number, because the mean of its divisors is an integer number (19602916612605).

Almost surely, 2^{331023204042430} is an apocalyptic number.

331023204042430 is a deficient number, since it is larger than the sum of its proper divisors (296270127560930).

331023204042430 is a wasteful number, since it uses less digits than its factorization.

331023204042430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254087004.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 331023204042430 its reverse (34240402320133), we get a palindrome (365263606362563).

The spelling of 331023204042430 in words is "three hundred thirty-one trillion, twenty-three billion, two hundred four million, forty-two thousand, four hundred thirty".