111434442130 has 64 divisors (see below), whose sum is σ = 226934887680. Its totient is φ = 39025324800.

The previous prime is 111434442109. The next prime is 111434442149. The reversal of 111434442130 is 31244434111.

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, 1222435 + ... + 1310425.

It is an arithmetic number, because the mean of its divisors is an integer number (3545857620).

Almost surely, 2^111434442130 is an apocalyptic number.

111434442130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111434442130 is an abundant number, since it is smaller than the sum of its proper divisors (115500445550).

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

111434442130 is a wasteful number, since it uses less digits than its factorization.

111434442130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88435.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 111434442130 its reverse (31244434111), we get a palindrome (142678876241).

The spelling of 111434442130 in words is "one hundred eleven billion, four hundred thirty-four million, four hundred forty-two thousand, one hundred thirty".