12122110100011 has 4 divisors (see below), whose sum is σ = 12124903861000. Its totient is φ = 12119316339024.

The previous prime is 12122110099997. The next prime is 12122110100021. The reversal of 12122110100011 is 11000101122121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12122110100011 - 2¹¹ = 12122110097963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12122110099964 and 12122110100000.

It is not an unprimeable number, because it can be changed into a prime (12122110100021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1396873986 + ... + 1396882663.

It is an arithmetic number, because the mean of its divisors is an integer number (3031225965250).

Almost surely, 2^{12122110100011} is an apocalyptic number.

12122110100011 is a deficient number, since it is larger than the sum of its proper divisors (2793760989).

12122110100011 is an equidigital number, since it uses as much as digits as its factorization.

12122110100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793760988.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12122110100011 its reverse (11000101122121), we get a palindrome (23122211222132).

The spelling of 12122110100011 in words is "twelve trillion, one hundred twenty-two billion, one hundred ten million, one hundred thousand, eleven".