111212322214 has 8 divisors (see below), whose sum is σ = 190649695248. Its totient is φ = 47662423800.

The previous prime is 111212322173. The next prime is 111212322233. The reversal of 111212322214 is 412223212111.

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

It is a super-2 number, since 2×111212322214² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 3971868637 + ... + 3971868664.

It is an arithmetic number, because the mean of its divisors is an integer number (23831211906).

Almost surely, 2^111212322214 is an apocalyptic number.

111212322214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111212322214 is a deficient number, since it is larger than the sum of its proper divisors (79437373034).

111212322214 is an equidigital number, since it uses as much as digits as its factorization.

111212322214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7943737310.

The product of its digits is 384, while the sum is 22.

Adding to 111212322214 its reverse (412223212111), we get a palindrome (523435534325).

The spelling of 111212322214 in words is "one hundred eleven billion, two hundred twelve million, three hundred twenty-two thousand, two hundred fourteen".