12002210100121 has 4 divisors (see below), whose sum is σ = 12257576272512. Its totient is φ = 11746843927732.

The previous prime is 12002210100109. The next prime is 12002210100131. The reversal of 12002210100121 is 12100101220021.

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 12002210100121 - 2¹³ = 12002210091929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002210100131) 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, 127683086125 + ... + 127683086218.

It is an arithmetic number, because the mean of its divisors is an integer number (3064394068128).

Almost surely, 2^{12002210100121} is an apocalyptic number.

It is an amenable number.

12002210100121 is a deficient number, since it is larger than the sum of its proper divisors (255366172391).

12002210100121 is an equidigital number, since it uses as much as digits as its factorization.

12002210100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255366172390.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12002210100121 its reverse (12100101220021), we get a palindrome (24102311320142).

The spelling of 12002210100121 in words is "twelve trillion, two billion, two hundred ten million, one hundred thousand, one hundred twenty-one".