11212121112114 has 24 divisors (see below), whose sum is σ = 24281871759792. Its totient is φ = 3449883418800.

The previous prime is 11212121112083. The next prime is 11212121112131. The reversal of 11212121112114 is 41121112121211.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5528658312 + ... + 5528660339.

It is an arithmetic number, because the mean of its divisors is an integer number (1011744656658).

Almost surely, 2^{11212121112114} is an apocalyptic number.

11212121112114 is an abundant number, since it is smaller than the sum of its proper divisors (13069750647678).

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

11212121112114 is a wasteful number, since it uses less digits than its factorization.

11212121112114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11057318682 (or 11057318669 counting only the distinct ones).

The product of its digits is 64, while the sum is 21.

Adding to 11212121112114 its reverse (41121112121211), we get a palindrome (52333233233325).

The spelling of 11212121112114 in words is "eleven trillion, two hundred twelve billion, one hundred twenty-one million, one hundred twelve thousand, one hundred fourteen".