111535123152232 has 16 divisors (see below), whose sum is σ = 225215152519140. Its totient is φ = 51477749147136.

The previous prime is 111535123152139. The next prime is 111535123152347. The reversal of 111535123152232 is 232251321535111.

It can be written as a sum of positive squares in 2 ways, for example, as 109964878579396 + 1570244572836 = 10486414^2 + 1253094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111535123152191 and 111535123152200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536226553513 + ... + 536226553720.

Almost surely, 2^{111535123152232} is an apocalyptic number.

It is an amenable number.

111535123152232 is an abundant number, since it is smaller than the sum of its proper divisors (113680029366908).

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

111535123152232 is a wasteful number, since it uses less digits than its factorization.

111535123152232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072453107252 (or 1072453107248 counting only the distinct ones).

The product of its digits is 54000, while the sum is 37.

Adding to 111535123152232 its reverse (232251321535111), we get a palindrome (343786444687343).

The spelling of 111535123152232 in words is "one hundred eleven trillion, five hundred thirty-five billion, one hundred twenty-three million, one hundred fifty-two thousand, two hundred thirty-two".