111430034430 has 128 divisors (see below), whose sum is σ = 314432326656. Its totient is φ = 24915840000.

The previous prime is 111430034411. The next prime is 111430034447. The reversal of 111430034430 is 34430034111.

It is a self number, because there is not a number n which added to its sum of digits gives 111430034430.

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, 5854930 + ... + 5873930.

It is an arithmetic number, because the mean of its divisors is an integer number (2456502552).

Almost surely, 2^111430034430 is an apocalyptic number.

111430034430 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 111430034430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157216163328).

111430034430 is an abundant number, since it is smaller than the sum of its proper divisors (203002292226).

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

111430034430 is a wasteful number, since it uses less digits than its factorization.

111430034430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20402.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 111430034430 its reverse (34430034111), we get a palindrome (145860068541).

The spelling of 111430034430 in words is "one hundred eleven billion, four hundred thirty million, thirty-four thousand, four hundred thirty".