12100222111011 has 8 divisors (see below), whose sum is σ = 16133860574400. Its totient is φ = 8066699194152.

The previous prime is 12100222111009. The next prime is 12100222111031. The reversal of 12100222111011 is 11011122200121.

It is a happy number.

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

It is not a de Polignac number, because 12100222111011 - 2¹ = 12100222111009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12100222111031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28641985 + ... + 29061378.

It is an arithmetic number, because the mean of its divisors is an integer number (2016732571800).

Almost surely, 2^{12100222111011} is an apocalyptic number.

12100222111011 is a deficient number, since it is larger than the sum of its proper divisors (4033638463389).

12100222111011 is an equidigital number, since it uses as much as digits as its factorization.

12100222111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57773265.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12100222111011 its reverse (11011122200121), we get a palindrome (23111344311132).

The spelling of 12100222111011 in words is "twelve trillion, one hundred billion, two hundred twenty-two million, one hundred eleven thousand, eleven".