1023403423331 has 8 divisors (see below), whose sum is σ = 1028286100800. Its totient is φ = 1018532358720.

The previous prime is 1023403423313. The next prime is 1023403423379. The reversal of 1023403423331 is 1333243043201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1023403423331 - 2¹⁴ = 1023403406947 is a prime.

It is a super-2 number, since 2×1023403423331² (a number of 25 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 = 1023403423294 and 1023403423303.

It is not an unprimeable number, because it can be changed into a prime (1023403423631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2726516 + ... + 3079073.

It is an arithmetic number, because the mean of its divisors is an integer number (128535762600).

Almost surely, 2^{1023403423331} is an apocalyptic number.

1023403423331 is a deficient number, since it is larger than the sum of its proper divisors (4882677469).

1023403423331 is an equidigital number, since it uses as much as digits as its factorization.

1023403423331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5806429.

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

Adding to 1023403423331 its reverse (1333243043201), we get a palindrome (2356646466532).

The spelling of 1023403423331 in words is "one trillion, twenty-three billion, four hundred three million, four hundred twenty-three thousand, three hundred thirty-one".