2200020221121 has 4 divisors (see below), whose sum is σ = 2933360294832. Its totient is φ = 1466680147412.

The previous prime is 2200020221083. The next prime is 2200020221131. The reversal of 2200020221121 is 1211220200022.

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 2200020221121 - 2²⁶ = 2199953112257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2200020221121.

It is not an unprimeable number, because it can be changed into a prime (2200020221131) 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, 366670036851 + ... + 366670036856.

It is an arithmetic number, because the mean of its divisors is an integer number (733340073708).

Almost surely, 2^{2200020221121} is an apocalyptic number.

It is an amenable number.

2200020221121 is a deficient number, since it is larger than the sum of its proper divisors (733340073711).

2200020221121 is an equidigital number, since it uses as much as digits as its factorization.

2200020221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733340073710.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2200020221121 its reverse (1211220200022), we get a palindrome (3411240421143).

The spelling of 2200020221121 in words is "two trillion, two hundred billion, twenty million, two hundred twenty-one thousand, one hundred twenty-one".