12202022222121 has 8 divisors (see below), whose sum is σ = 16298260590240. Its totient is φ = 8120232667712.

The previous prime is 12202022222099. The next prime is 12202022222167. The reversal of 12202022222121 is 12122222020221.

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

It is a cyclic number.

It is not a de Polignac number, because 12202022222121 - 2³⁴ = 12184842352937 is a prime.

It is a super-3 number, since 3×12202022222121³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12202022222321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3612201456 + ... + 3612204833.

It is an arithmetic number, because the mean of its divisors is an integer number (2037282573780).

Almost surely, 2^{12202022222121} is an apocalyptic number.

It is an amenable number.

12202022222121 is a deficient number, since it is larger than the sum of its proper divisors (4096238368119).

12202022222121 is an equidigital number, since it uses as much as digits as its factorization.

12202022222121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7224406855.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 12202022222121 its reverse (12122222020221), we get a palindrome (24324244242342).

The spelling of 12202022222121 in words is "twelve trillion, two hundred two billion, twenty-two million, two hundred twenty-two thousand, one hundred twenty-one".