2000010122221 has 16 divisors (see below), whose sum is σ = 2030876547840. Its totient is φ = 1969220211840.

The previous prime is 2000010122101. The next prime is 2000010122237. The reversal of 2000010122221 is 1222210100002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2000010122221 - 2²⁵ = 1999976567789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000010102221) 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 15 ways as a sum of consecutive naturals, for example, 375022671 + ... + 375028003.

It is an arithmetic number, because the mean of its divisors is an integer number (126929784240).

Almost surely, 2^{2000010122221} is an apocalyptic number.

It is an amenable number.

2000010122221 is a deficient number, since it is larger than the sum of its proper divisors (30866425619).

2000010122221 is a wasteful number, since it uses less digits than its factorization.

2000010122221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11436.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2000010122221 its reverse (1222210100002), we get a palindrome (3222220222223).

The spelling of 2000010122221 in words is "two trillion, ten million, one hundred twenty-two thousand, two hundred twenty-one".