12002200111021 has 8 divisors (see below), whose sum is σ = 12050790554880. Its totient is φ = 11953632051792.

The previous prime is 12002200111007. The next prime is 12002200111039. The reversal of 12002200111021 is 12011100220021.

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 12002200111021 - 2¹³ = 12002200102829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12002200110992 and 12002200111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002200111001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4521210 + ... + 6666763.

It is an arithmetic number, because the mean of its divisors is an integer number (1506348819360).

Almost surely, 2^{12002200111021} is an apocalyptic number.

It is an amenable number.

12002200111021 is a deficient number, since it is larger than the sum of its proper divisors (48590443859).

12002200111021 is a wasteful number, since it uses less digits than its factorization.

12002200111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11192315.

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

Adding to 12002200111021 its reverse (12011100220021), we get a palindrome (24013300331042).

The spelling of 12002200111021 in words is "twelve trillion, two billion, two hundred million, one hundred eleven thousand, twenty-one".