111121311152 has 20 divisors (see below), whose sum is σ = 219878340576. Its totient is φ = 54378513600.

The previous prime is 111121311151. The next prime is 111121311181. The reversal of 111121311152 is 251113121111.

It is not an unprimeable number, because it can be changed into a prime (111121311151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73883099 + ... + 73884602.

Almost surely, 2^111121311152 is an apocalyptic number.

It is an amenable number.

111121311152 is a deficient number, since it is larger than the sum of its proper divisors (108757029424).

111121311152 is a wasteful number, since it uses less digits than its factorization.

111121311152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147767756 (or 147767750 counting only the distinct ones).

The product of its digits is 60, while the sum is 20.

Adding to 111121311152 its reverse (251113121111), we get a palindrome (362234432263).

The spelling of 111121311152 in words is "one hundred eleven billion, one hundred twenty-one million, three hundred eleven thousand, one hundred fifty-two".