12110001222011 has 64 divisors (see below), whose sum is σ = 16156661760000. Its totient is φ = 8792186757120.

The previous prime is 12110001221987. The next prime is 12110001222013. The reversal of 12110001222011 is 11022210001121.

It is a cyclic number.

It is not a de Polignac number, because 12110001222011 - 2⁴² = 7711954710907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110001222013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29499440 + ... + 29907138.

It is an arithmetic number, because the mean of its divisors is an integer number (252447840000).

Almost surely, 2^{12110001222011} is an apocalyptic number.

12110001222011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12110001222011 is a deficient number, since it is larger than the sum of its proper divisors (4046660537989).

12110001222011 is a wasteful number, since it uses less digits than its factorization.

12110001222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408072.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12110001222011 its reverse (11022210001121), we get a palindrome (23132211223132).

The spelling of 12110001222011 in words is "twelve trillion, one hundred ten billion, one million, two hundred twenty-two thousand, eleven".