1331232435130 has 64 divisors (see below), whose sum is σ = 2612273237280. Its totient is φ = 485517828096.

The previous prime is 1331232435109. The next prime is 1331232435161. The reversal of 1331232435130 is 315342321331.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 67494481209 + 1263737953921 = 259797^2 + 1124161^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1331232435092 and 1331232435101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4149526 + ... + 4458814.

Almost surely, 2^{1331232435130} is an apocalyptic number.

1331232435130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331232435130 is a deficient number, since it is larger than the sum of its proper divisors (1281040802150).

1331232435130 is a wasteful number, since it uses less digits than its factorization.

1331232435130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309715.

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

Adding to 1331232435130 its reverse (315342321331), we get a palindrome (1646574756461).

The spelling of 1331232435130 in words is "one trillion, three hundred thirty-one billion, two hundred thirty-two million, four hundred thirty-five thousand, one hundred thirty".