2000221200001 has 2 divisors, whose sum is σ = 2000221200002. Its totient is φ = 2000221200000.

The previous prime is 2000221199959. The next prime is 2000221200037. The reversal of 2000221200001 is 1000021220002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1403457224976 + 596763975025 = 1184676^2 + 772505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000221200001 - 2²⁷ = 2000086982273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000221209001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000110600000 + 1000110600001.

It is an arithmetic number, because the mean of its divisors is an integer number (1000110600001).

Almost surely, 2^{2000221200001} is an apocalyptic number.

It is an amenable number.

2000221200001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000221200001 is an equidigital number, since it uses as much as digits as its factorization.

2000221200001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2000221200001 its reverse (1000021220002), we get a palindrome (3000242420003).

The spelling of 2000221200001 in words is "two trillion, two hundred twenty-one million, two hundred thousand, one".