111314431311 has 8 divisors (see below), whose sum is σ = 148420997760. Its totient is φ = 74208742872.

The previous prime is 111314431307. The next prime is 111314431313. The reversal of 111314431311 is 113134413111.

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

It is not a de Polignac number, because 111314431311 - 2² = 111314431307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111314431313) 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, 180406 + ... + 505148.

It is an arithmetic number, because the mean of its divisors is an integer number (18552624720).

Almost surely, 2^111314431311 is an apocalyptic number.

111314431311 is a deficient number, since it is larger than the sum of its proper divisors (37106566449).

111314431311 is a wasteful number, since it uses less digits than its factorization.

111314431311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439005.

The product of its digits is 432, while the sum is 24.

Adding to 111314431311 its reverse (113134413111), we get a palindrome (224448844422).

The spelling of 111314431311 in words is "one hundred eleven billion, three hundred fourteen million, four hundred thirty-one thousand, three hundred eleven".