204741222001 has 2 divisors, whose sum is σ = 204741222002. Its totient is φ = 204741222000.

The previous prime is 204741221987. The next prime is 204741222121. The reversal of 204741222001 is 100222147402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169237618225 + 35503603776 = 411385^2 + 188424^2 .

It is a cyclic number.

It is not a de Polignac number, because 204741222001 - 2⁷ = 204741221873 is a prime.

It is not a weakly prime, because it can be changed into another prime (204741922001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102370611000 + 102370611001.

It is an arithmetic number, because the mean of its divisors is an integer number (102370611001).

Almost surely, 2^204741222001 is an apocalyptic number.

It is an amenable number.

204741222001 is a deficient number, since it is larger than the sum of its proper divisors (1).

204741222001 is an equidigital number, since it uses as much as digits as its factorization.

204741222001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 204741222001 its reverse (100222147402), we get a palindrome (304963369403).

The spelling of 204741222001 in words is "two hundred four billion, seven hundred forty-one million, two hundred twenty-two thousand, one".