1303031213233 has 8 divisors (see below), whose sum is σ = 1353972194816. Its totient is φ = 1252646964000.

The previous prime is 1303031213227. The next prime is 1303031213273. The reversal of 1303031213233 is 3323121303031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303031213233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303031213198 and 1303031213207.

It is not an unprimeable number, because it can be changed into a prime (1303031213273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139178316 + ... + 139187677.

It is an arithmetic number, because the mean of its divisors is an integer number (169246524352).

Almost surely, 2^{1303031213233} is an apocalyptic number.

It is an amenable number.

1303031213233 is a deficient number, since it is larger than the sum of its proper divisors (50940981583).

1303031213233 is a wasteful number, since it uses less digits than its factorization.

1303031213233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278366175.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1303031213233 its reverse (3323121303031), we get a palindrome (4626152516264).

The spelling of 1303031213233 in words is "one trillion, three hundred three billion, thirty-one million, two hundred thirteen thousand, two hundred thirty-three".