1331001311203 has 8 divisors (see below), whose sum is σ = 1337512248000. Its totient is φ = 1324505749800.

The previous prime is 1331001311149. The next prime is 1331001311287. The reversal of 1331001311203 is 3021131001331.

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

It is a cyclic number.

It is not a de Polignac number, because 1331001311203 - 2³⁷ = 1193562357731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331001311303) 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, 3670273 + ... + 4016578.

It is an arithmetic number, because the mean of its divisors is an integer number (167189031000).

Almost surely, 2^{1331001311203} is an apocalyptic number.

1331001311203 is a deficient number, since it is larger than the sum of its proper divisors (6510936797).

1331001311203 is an equidigital number, since it uses as much as digits as its factorization.

1331001311203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7687697.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1331001311203 its reverse (3021131001331), we get a palindrome (4352132312534).

The spelling of 1331001311203 in words is "one trillion, three hundred thirty-one billion, one million, three hundred eleven thousand, two hundred three".