2000221101021 has 96 divisors (see below), whose sum is σ = 3328187063040. Its totient is φ = 1059312291840.

The previous prime is 2000221100987. The next prime is 2000221101031. The reversal of 2000221101021 is 1201011220002.

It is not a de Polignac number, because 2000221101021 - 2¹¹ = 2000221098973 is a prime.

It is a super-2 number, since 2×2000221101021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2000221100988 and 2000221101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000221101031) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10433095 + ... + 10623083.

It is an arithmetic number, because the mean of its divisors is an integer number (34668615240).

Almost surely, 2^{2000221101021} is an apocalyptic number.

It is an amenable number.

2000221101021 is a deficient number, since it is larger than the sum of its proper divisors (1327965962019).

2000221101021 is a wasteful number, since it uses less digits than its factorization.

2000221101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190147 (or 190136 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2000221101021 its reverse (1201011220002), we get a palindrome (3201232321023).

The spelling of 2000221101021 in words is "two trillion, two hundred twenty-one million, one hundred one thousand, twenty-one".