11120531430 has 32 divisors (see below), whose sum is σ = 27309959424. Its totient is φ = 2896510176.

The previous prime is 11120531423. The next prime is 11120531449. The reversal of 11120531430 is 3413502111.

It is a junction number, because it is equal to n+sod(n) for n = 11120531397 and 11120531406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4308994 + ... + 4311573.

It is an arithmetic number, because the mean of its divisors is an integer number (853436232).

Almost surely, 2^11120531430 is an apocalyptic number.

11120531430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11120531430 is an abundant number, since it is smaller than the sum of its proper divisors (16189427994).

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

11120531430 is a wasteful number, since it uses less digits than its factorization.

11120531430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8620620.

The product of its (nonzero) digits is 360, while the sum is 21.

The spelling of 11120531430 in words is "eleven billion, one hundred twenty million, five hundred thirty-one thousand, four hundred thirty".