111013210434 has 64 divisors (see below), whose sum is σ = 256021606656. Its totient is φ = 31434587904.

The previous prime is 111013210411. The next prime is 111013210459. The reversal of 111013210434 is 434012310111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111013210434.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2279224 + ... + 2327420.

It is an arithmetic number, because the mean of its divisors is an integer number (4000337604).

Almost surely, 2^111013210434 is an apocalyptic number.

111013210434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111013210434 is an abundant number, since it is smaller than the sum of its proper divisors (145008396222).

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

111013210434 is a wasteful number, since it uses less digits than its factorization.

111013210434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48699.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 111013210434 its reverse (434012310111), we get a palindrome (545025520545).

The spelling of 111013210434 in words is "one hundred eleven billion, thirteen million, two hundred ten thousand, four hundred thirty-four".