1331320010001 has 8 divisors (see below), whose sum is σ = 1775378710464. Its totient is φ = 887403991440.

The previous prime is 1331320009997. The next prime is 1331320010021. The reversal of 1331320010001 is 1000100231331.

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

It is not a de Polignac number, because 1331320010001 - 2² = 1331320009997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1331320010021) 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, 35648701 + ... + 35686026.

It is an arithmetic number, because the mean of its divisors is an integer number (221922338808).

Almost surely, 2^{1331320010001} is an apocalyptic number.

It is an amenable number.

1331320010001 is a deficient number, since it is larger than the sum of its proper divisors (444058700463).

1331320010001 is an equidigital number, since it uses as much as digits as its factorization.

1331320010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71340951.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1331320010001 its reverse (1000100231331), we get a palindrome (2331420241332).

The spelling of 1331320010001 in words is "one trillion, three hundred thirty-one billion, three hundred twenty million, ten thousand, one".