111021312214 has 32 divisors (see below), whose sum is σ = 169954283520. Its totient is φ = 54382491072.

The previous prime is 111021312209. The next prime is 111021312229. The reversal of 111021312214 is 412213120111.

It is a junction number, because it is equal to n+sod(n) for n = 111021312191 and 111021312200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11023209 + ... + 11033275.

It is an arithmetic number, because the mean of its divisors is an integer number (5311071360).

Almost surely, 2^111021312214 is an apocalyptic number.

111021312214 is a deficient number, since it is larger than the sum of its proper divisors (58932971306).

111021312214 is a wasteful number, since it uses less digits than its factorization.

111021312214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10684.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 111021312214 its reverse (412213120111), we get a palindrome (523234432325).

The spelling of 111021312214 in words is "one hundred eleven billion, twenty-one million, three hundred twelve thousand, two hundred fourteen".