12222001111101 has 4 divisors (see below), whose sum is σ = 16296001481472. Its totient is φ = 8148000740732.

The previous prime is 12222001111051. The next prime is 12222001111139. The reversal of 12222001111101 is 10111110022221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12222001111101 - 2⁹ = 12222001110589 is a prime.

It is a super-2 number, since 2×12222001111101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222001111171) 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 3 ways as a sum of consecutive naturals, for example, 2037000185181 + ... + 2037000185186.

It is an arithmetic number, because the mean of its divisors is an integer number (4074000370368).

Almost surely, 2^{12222001111101} is an apocalyptic number.

It is an amenable number.

12222001111101 is a deficient number, since it is larger than the sum of its proper divisors (4074000370371).

12222001111101 is an equidigital number, since it uses as much as digits as its factorization.

12222001111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074000370370.

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

Adding to 12222001111101 its reverse (10111110022221), we get a palindrome (22333111133322).

The spelling of 12222001111101 in words is "twelve trillion, two hundred twenty-two billion, one million, one hundred eleven thousand, one hundred one".