2000221311121 has 8 divisors (see below), whose sum is σ = 2182302144288. Its totient is φ = 1818180900000.

The previous prime is 2000221311089. The next prime is 2000221311163. The reversal of 2000221311121 is 1211131220002.

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 2000221311121 - 2⁵ = 2000221311089 is a prime.

It is a super-2 number, since 2×2000221311121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000221311095 and 2000221311104.

It is not an unprimeable number, because it can be changed into a prime (2000221311521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10001995 + ... + 10200016.

It is an arithmetic number, because the mean of its divisors is an integer number (272787768036).

Almost surely, 2^{2000221311121} is an apocalyptic number.

It is an amenable number.

2000221311121 is a deficient number, since it is larger than the sum of its proper divisors (182080833167).

2000221311121 is a wasteful number, since it uses less digits than its factorization.

2000221311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20211023.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2000221311121 its reverse (1211131220002), we get a palindrome (3211352531123).

The spelling of 2000221311121 in words is "two trillion, two hundred twenty-one million, three hundred eleven thousand, one hundred twenty-one".