1331012024240 has 20 divisors (see below), whose sum is σ = 3094602956544. Its totient is φ = 532404809664.

The previous prime is 1331012024239. The next prime is 1331012024327. The reversal of 1331012024240 is 424202101331.

It is a tau number, because it is divible by the number of its divisors (20).

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, 8318825072 + ... + 8318825231.

Almost surely, 2^{1331012024240} is an apocalyptic number.

1331012024240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1331012024240 is an abundant number, since it is smaller than the sum of its proper divisors (1763590932304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1331012024240 is a wasteful number, since it uses less digits than its factorization.

1331012024240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16637650316 (or 16637650310 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1331012024240 its reverse (424202101331), we get a palindrome (1755214125571).

The spelling of 1331012024240 in words is "one trillion, three hundred thirty-one billion, twelve million, twenty-four thousand, two hundred forty".