12222001101121 has 16 divisors (see below), whose sum is σ = 14423965494400. Its totient is φ = 10138498005888.

The previous prime is 12222001101113. The next prime is 12222001101137. The reversal of 12222001101121 is 12110110022221.

It is not a de Polignac number, because 12222001101121 - 2³ = 12222001101113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12222001101095 and 12222001101104.

It is not an unprimeable number, because it can be changed into a prime (12222001101181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186227076 + ... + 186292693.

It is an arithmetic number, because the mean of its divisors is an integer number (901497843400).

Almost surely, 2^{12222001101121} is an apocalyptic number.

It is an amenable number.

12222001101121 is a deficient number, since it is larger than the sum of its proper divisors (2201964393279).

12222001101121 is a wasteful number, since it uses less digits than its factorization.

12222001101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372519928.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12222001101121 its reverse (12110110022221), we get a palindrome (24332111123342).

The spelling of 12222001101121 in words is "twelve trillion, two hundred twenty-two billion, one million, one hundred one thousand, one hundred twenty-one".