1131100333311 has 16 divisors (see below), whose sum is σ = 1624166782560. Its totient is φ = 696052008960.

The previous prime is 1131100333171. The next prime is 1131100333423. The reversal of 1131100333311 is 1133330011311.

It is not a de Polignac number, because 1131100333311 - 2²¹ = 1131098236159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131100331311) 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, 3458095 + ... + 3771023.

It is an arithmetic number, because the mean of its divisors is an integer number (101510423910).

Almost surely, 2^{1131100333311} is an apocalyptic number.

1131100333311 is a deficient number, since it is larger than the sum of its proper divisors (493066449249).

1131100333311 is a wasteful number, since it uses less digits than its factorization.

1131100333311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405626.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1131100333311 its reverse (1133330011311), we get a palindrome (2264430344622).

The spelling of 1131100333311 in words is "one trillion, one hundred thirty-one billion, one hundred million, three hundred thirty-three thousand, three hundred eleven".