111201302312 has 16 divisors (see below), whose sum is σ = 209239203840. Its totient is φ = 55404181296.

The previous prime is 111201302281. The next prime is 111201302321. The reversal of 111201302312 is 213203102111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24556328 + ... + 24560855.

It is an arithmetic number, because the mean of its divisors is an integer number (13077450240).

Almost surely, 2^111201302312 is an apocalyptic number.

It is an amenable number.

111201302312 is a deficient number, since it is larger than the sum of its proper divisors (98037901528).

111201302312 is a wasteful number, since it uses less digits than its factorization.

111201302312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49117472 (or 49117468 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111201302312 its reverse (213203102111), we get a palindrome (324404404423).

The spelling of 111201302312 in words is "one hundred eleven billion, two hundred one million, three hundred two thousand, three hundred twelve".