2000221111121 has 8 divisors (see below), whose sum is σ = 2001515359200. Its totient is φ = 1998927004032.

The previous prime is 2000221111081. The next prime is 2000221111199. The reversal of 2000221111121 is 1211111220002.

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 2000221111121 - 2³⁸ = 1725343204177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000221111096 and 2000221111105.

It is not an unprimeable number, because it can be changed into a prime (2000221191121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54286721 + ... + 54323553.

It is an arithmetic number, because the mean of its divisors is an integer number (250189419900).

Almost surely, 2^{2000221111121} is an apocalyptic number.

It is an amenable number.

2000221111121 is a deficient number, since it is larger than the sum of its proper divisors (1294248079).

2000221111121 is a wasteful number, since it uses less digits than its factorization.

2000221111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70495.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2000221111121 its reverse (1211111220002), we get a palindrome (3211332331123).

The spelling of 2000221111121 in words is "two trillion, two hundred twenty-one million, one hundred eleven thousand, one hundred twenty-one".