1131003220311 has 48 divisors (see below), whose sum is σ = 1753763042304. Its totient is φ = 700528796352.

The previous prime is 1131003220289. The next prime is 1131003220351. The reversal of 1131003220311 is 1130223001311.

1131003220311 is a `hidden beast` number, since 1 + 1 + 31 + 0 + 0 + 322 + 0 + 311 = 666.

It is not a de Polignac number, because 1131003220311 - 2⁵ = 1131003220279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131003220351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4370050 + ... + 4621616.

It is an arithmetic number, because the mean of its divisors is an integer number (36536730048).

Almost surely, 2^{1131003220311} is an apocalyptic number.

1131003220311 is a deficient number, since it is larger than the sum of its proper divisors (622759821993).

1131003220311 is a wasteful number, since it uses less digits than its factorization.

1131003220311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252220 (or 252217 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1131003220311 its reverse (1130223001311), we get a palindrome (2261226221622).

The spelling of 1131003220311 in words is "one trillion, one hundred thirty-one billion, three million, two hundred twenty thousand, three hundred eleven".