111331202323 has 4 divisors (see below), whose sum is σ = 121452220728. Its totient is φ = 101210183920.

The previous prime is 111331202309. The next prime is 111331202341. The reversal of 111331202323 is 323202133111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111331202323 is a prime.

It is a super-2 number, since 2×111331202323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111331202294 and 111331202303.

It is not an unprimeable number, because it can be changed into a prime (111331202303) 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, 5060509186 + ... + 5060509207.

It is an arithmetic number, because the mean of its divisors is an integer number (30363055182).

Almost surely, 2^111331202323 is an apocalyptic number.

111331202323 is a deficient number, since it is larger than the sum of its proper divisors (10121018405).

111331202323 is a wasteful number, since it uses less digits than its factorization.

111331202323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121018404.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 111331202323 its reverse (323202133111), we get a palindrome (434533335434).

The spelling of 111331202323 in words is "one hundred eleven billion, three hundred thirty-one million, two hundred two thousand, three hundred twenty-three".