1331430333232 has 20 divisors (see below), whose sum is σ = 2580176014416. Its totient is φ = 665578458560.

The previous prime is 1331430333227. The next prime is 1331430333241. The reversal of 1331430333232 is 2323330341331.

It is a junction number, because it is equal to n+sod(n) for n = 1331430333194 and 1331430333203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8463883 + ... + 8619754.

Almost surely, 2^{1331430333232} is an apocalyptic number.

It is an amenable number.

1331430333232 is a deficient number, since it is larger than the sum of its proper divisors (1248745681184).

1331430333232 is a wasteful number, since it uses less digits than its factorization.

1331430333232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17088516 (or 17088510 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 1331430333232 its reverse (2323330341331), we get a palindrome (3654760674563).

The spelling of 1331430333232 in words is "one trillion, three hundred thirty-one billion, four hundred thirty million, three hundred thirty-three thousand, two hundred thirty-two".