111121311153 has 8 divisors (see below), whose sum is σ = 148232749248. Its totient is φ = 74045373584.

The previous prime is 111121311151. The next prime is 111121311181. The reversal of 111121311153 is 351113121111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111121311153 - 2¹ = 111121311151 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 8867826 + ... + 8880347.

It is an arithmetic number, because the mean of its divisors is an integer number (18529093656).

Almost surely, 2^111121311153 is an apocalyptic number.

It is an amenable number.

111121311153 is a deficient number, since it is larger than the sum of its proper divisors (37111438095).

111121311153 is a wasteful number, since it uses less digits than its factorization.

111121311153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17750263.

The product of its digits is 90, while the sum is 21.

Adding to 111121311153 its reverse (351113121111), we get a palindrome (462234432264).

The spelling of 111121311153 in words is "one hundred eleven billion, one hundred twenty-one million, three hundred eleven thousand, one hundred fifty-three".