12022212300121 has 4 divisors (see below), whose sum is σ = 12038613681892. Its totient is φ = 12005810918352.

The previous prime is 12022212300103. The next prime is 12022212300169. The reversal of 12022212300121 is 12100321222021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9054448101721 + 2967764198400 = 3009061^2 + 1722720^2 .

It is a cyclic number.

It is not a de Polignac number, because 12022212300121 - 2²⁹ = 12021675429209 is a prime.

It is a super-2 number, since 2×12022212300121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022212000121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8200689786 + ... + 8200691251.

It is an arithmetic number, because the mean of its divisors is an integer number (3009653420473).

Almost surely, 2^{12022212300121} is an apocalyptic number.

It is an amenable number.

12022212300121 is a deficient number, since it is larger than the sum of its proper divisors (16401381771).

12022212300121 is an equidigital number, since it uses as much as digits as its factorization.

12022212300121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16401381770.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12022212300121 its reverse (12100321222021), we get a palindrome (24122533522142).

The spelling of 12022212300121 in words is "twelve trillion, twenty-two billion, two hundred twelve million, three hundred thousand, one hundred twenty-one".