1331332006252 has 6 divisors (see below), whose sum is σ = 2329831010948. Its totient is φ = 665666003124.

The previous prime is 1331332006237. The next prime is 1331332006297. The reversal of 1331332006252 is 2526002331331.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166416500778 + ... + 166416500785.

Almost surely, 2^{1331332006252} is an apocalyptic number.

It is an amenable number.

1331332006252 is a deficient number, since it is larger than the sum of its proper divisors (998499004696).

1331332006252 is a wasteful number, since it uses less digits than its factorization.

1331332006252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332833001567 (or 332833001565 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 1331332006252 its reverse (2526002331331), we get a palindrome (3857334337583).

The spelling of 1331332006252 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-two million, six thousand, two hundred fifty-two".