111435452052 has 48 divisors (see below), whose sum is σ = 261855441792. Its totient is φ = 36882862720.

The previous prime is 111435452033. The next prime is 111435452057. The reversal of 111435452052 is 250254534111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111435452057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1856218 + ... + 1915310.

It is an arithmetic number, because the mean of its divisors is an integer number (5455321704).

Almost surely, 2^111435452052 is an apocalyptic number.

111435452052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111435452052 is an abundant number, since it is smaller than the sum of its proper divisors (150419989740).

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

111435452052 is a wasteful number, since it uses less digits than its factorization.

111435452052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60208 (or 60206 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 111435452052 its reverse (250254534111), we get a palindrome (361689986163).

The spelling of 111435452052 in words is "one hundred eleven billion, four hundred thirty-five million, four hundred fifty-two thousand, fifty-two".