12111022014 has 64 divisors (see below), whose sum is σ = 30101320704. Its totient is φ = 3163090176.

The previous prime is 12111022013. The next prime is 12111022019. The reversal of 12111022014 is 41022011121.

It is a junction number, because it is equal to n+sod(n) for n = 12111021984 and 12111022002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111022013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51439 + ... + 163914.

It is an arithmetic number, because the mean of its divisors is an integer number (470333136).

Almost surely, 2^12111022014 is an apocalyptic number.

12111022014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12111022014 is an abundant number, since it is smaller than the sum of its proper divisors (17990298690).

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

12111022014 is a wasteful number, since it uses less digits than its factorization.

12111022014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215481.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12111022014 its reverse (41022011121), we get a palindrome (53133033135).

The spelling of 12111022014 in words is "twelve billion, one hundred eleven million, twenty-two thousand, fourteen".