11121021430430 has 32 divisors (see below), whose sum is σ = 20358230256000. Its totient is φ = 4373249317632.

The previous prime is 11121021430403. The next prime is 11121021430481. The reversal of 11121021430430 is 3403412012111.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11121021430396 and 11121021430405.

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, 30024605 + ... + 30392744.

It is an arithmetic number, because the mean of its divisors is an integer number (636194695500).

Almost surely, 2^{11121021430430} is an apocalyptic number.

11121021430430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121021430430 is a deficient number, since it is larger than the sum of its proper divisors (9237208825570).

11121021430430 is a wasteful number, since it uses less digits than its factorization.

11121021430430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60417668.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11121021430430 its reverse (3403412012111), we get a palindrome (14524433442541).

The spelling of 11121021430430 in words is "eleven trillion, one hundred twenty-one billion, twenty-one million, four hundred thirty thousand, four hundred thirty".