11164020030 has 48 divisors (see below), whose sum is σ = 29325716784. Its totient is φ = 2946378240.

The previous prime is 11164020001. The next prime is 11164020031. The reversal of 11164020030 is 3002046111.

It is a happy number.

11164020030 is a `hidden beast` number, since 1 + 1 + 1 + 640 + 20 + 0 + 3 + 0 = 666.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11164019985 and 11164020012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11164020031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 630676 + ... + 648135.

It is an arithmetic number, because the mean of its divisors is an integer number (610952433).

Almost surely, 2^11164020030 is an apocalyptic number.

11164020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11164020030 is an abundant number, since it is smaller than the sum of its proper divisors (18161696754).

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

11164020030 is a wasteful number, since it uses less digits than its factorization.

11164020030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278921 (or 1278918 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11164020030 its reverse (3002046111), we get a palindrome (14166066141).

The spelling of 11164020030 in words is "eleven billion, one hundred sixty-four million, twenty thousand, thirty".