111011616434 has 16 divisors (see below), whose sum is σ = 167037375960. Its totient is φ = 55332648960.

The previous prime is 111011616427. The next prime is 111011616449. The reversal of 111011616434 is 434616110111.

It can be written as a sum of positive squares in 4 ways, for example, as 15675791209 + 95335825225 = 125203^2 + 308765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111011616397 and 111011616406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409522 + ... + 1486194.

Almost surely, 2^111011616434 is an apocalyptic number.

111011616434 is a deficient number, since it is larger than the sum of its proper divisors (56025759526).

111011616434 is a wasteful number, since it uses less digits than its factorization.

111011616434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78925.

The product of its (nonzero) digits is 1728, while the sum is 29.

Adding to 111011616434 its reverse (434616110111), we get a palindrome (545627726545).

The spelling of 111011616434 in words is "one hundred eleven billion, eleven million, six hundred sixteen thousand, four hundred thirty-four".