11000311131 has 48 divisors (see below), whose sum is σ = 15786247680. Its totient is φ = 6809626560.

The previous prime is 11000311129. The next prime is 11000311139. The reversal of 11000311131 is 13111300011.

It is not a de Polignac number, because 11000311131 - 2¹ = 11000311129 is a prime.

It is a super-3 number, since 3×11000311131³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11000311139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10367341 + ... + 10368401.

It is an arithmetic number, because the mean of its divisors is an integer number (328880160).

Almost surely, 2^11000311131 is an apocalyptic number.

11000311131 is a deficient number, since it is larger than the sum of its proper divisors (4785936549).

11000311131 is a wasteful number, since it uses less digits than its factorization.

11000311131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 11000311131 its reverse (13111300011), we get a palindrome (24111611142).

The spelling of 11000311131 in words is "eleven billion, three hundred eleven thousand, one hundred thirty-one".