2000000221121 has 8 divisors (see below), whose sum is σ = 2294820972864. Its totient is φ = 1707456078000.

The previous prime is 2000000221117. The next prime is 2000000221151. The reversal of 2000000221121 is 1211220000002.

It is a happy number.

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 2000000221121 - 2² = 2000000221117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2000000221151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569150270 + ... + 569153783.

It is an arithmetic number, because the mean of its divisors is an integer number (286852621608).

Almost surely, 2^{2000000221121} is an apocalyptic number.

It is an amenable number.

2000000221121 is a deficient number, since it is larger than the sum of its proper divisors (294820751743).

2000000221121 is a wasteful number, since it uses less digits than its factorization.

2000000221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138304311.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2000000221121 its reverse (1211220000002), we get a palindrome (3211220221123).

The spelling of 2000000221121 in words is "two trillion, two hundred twenty-one thousand, one hundred twenty-one".