1131033331001 has 16 divisors (see below), whose sum is σ = 1311354401280. Its totient is φ = 955481425920.

The previous prime is 1131033330989. The next prime is 1131033331009. The reversal of 1131033331001 is 1001333301311.

It is not a de Polignac number, because 1131033331001 - 2²⁶ = 1130966222137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131033331009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3292241 + ... + 3619518.

It is an arithmetic number, because the mean of its divisors is an integer number (81959650080).

Almost surely, 2^{1131033331001} is an apocalyptic number.

It is an amenable number.

1131033331001 is a deficient number, since it is larger than the sum of its proper divisors (180321070279).

1131033331001 is an equidigital number, since it uses as much as digits as its factorization.

1131033331001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6912104.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 1131033331001 its reverse (1001333301311), we get a palindrome (2132366632312).

The spelling of 1131033331001 in words is "one trillion, one hundred thirty-one billion, thirty-three million, three hundred thirty-one thousand, one".