11331033030 has 128 divisors (see below), whose sum is σ = 31650877440. Its totient is φ = 2879141760.

The previous prime is 11331033017. The next prime is 11331033079. The reversal of 11331033030 is 3033013311.

11331033030 is a `hidden beast` number, since 1 + 1 + 331 + 0 + 330 + 3 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 11331032994 and 11331033012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1679544 + ... + 1686276.

It is an arithmetic number, because the mean of its divisors is an integer number (247272480).

Almost surely, 2^11331033030 is an apocalyptic number.

11331033030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11331033030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15825438720).

11331033030 is an abundant number, since it is smaller than the sum of its proper divisors (20319844410).

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

11331033030 is a wasteful number, since it uses less digits than its factorization.

11331033030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043 (or 7037 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

Adding to 11331033030 its reverse (3033013311), we get a palindrome (14364046341).

The spelling of 11331033030 in words is "eleven billion, three hundred thirty-one million, thirty-three thousand, thirty".