111011213022312 has 16 divisors (see below), whose sum is σ = 277528032555840. Its totient is φ = 37003737674096.

The previous prime is 111011213022289. The next prime is 111011213022329. The reversal of 111011213022312 is 213220312110111.

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, 2312733604608 + ... + 2312733604655.

It is an arithmetic number, because the mean of its divisors is an integer number (17345502034740).

Almost surely, 2^{111011213022312} is an apocalyptic number.

111011213022312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111011213022312 is an abundant number, since it is smaller than the sum of its proper divisors (166516819533528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111011213022312 is a wasteful number, since it uses less digits than its factorization.

111011213022312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625467209272 (or 4625467209268 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 111011213022312 its reverse (213220312110111), we get a palindrome (324231525132423).

The spelling of 111011213022312 in words is "one hundred eleven trillion, eleven billion, two hundred thirteen million, twenty-two thousand, three hundred twelve".