11320542030 has 48 divisors (see below), whose sum is σ = 31605109200. Its totient is φ = 2587552128.

The previous prime is 11320542001. The next prime is 11320542031. The reversal of 11320542030 is 3024502311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11320541988 and 11320542006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320542031) 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, 3849055 + ... + 3851994.

It is an arithmetic number, because the mean of its divisors is an integer number (658439775).

Almost surely, 2^11320542030 is an apocalyptic number.

11320542030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11320542030 is an abundant number, since it is smaller than the sum of its proper divisors (20284567170).

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

11320542030 is a wasteful number, since it uses less digits than its factorization.

11320542030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7701073 (or 7701066 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The spelling of 11320542030 in words is "eleven billion, three hundred twenty million, five hundred forty-two thousand, thirty".