11133311040 has 84 divisors (see below), whose sum is σ = 38293961004. Its totient is φ = 2968882176.

The previous prime is 11133311039. The next prime is 11133311053. The reversal of 11133311040 is 4011333111.

It can be written as a sum of positive squares in 2 ways, for example, as 5708104704 + 5425206336 = 75552^2 + 73656^2 .

It is a super-2 number, since 2×11133311040² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1929987 + ... + 1935746.

Almost surely, 2^11133311040 is an apocalyptic number.

11133311040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11133311040 is an abundant number, since it is smaller than the sum of its proper divisors (27160649964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11133311040 is a wasteful number, since it uses less digits than its factorization.

11133311040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865756 (or 3865743 counting only the distinct ones).

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

Adding to 11133311040 its reverse (4011333111), we get a palindrome (15144644151).

The spelling of 11133311040 in words is "eleven billion, one hundred thirty-three million, three hundred eleven thousand, forty".