201022011201001 has 2 divisors, whose sum is σ = 201022011201002. Its totient is φ = 201022011201000.

The previous prime is 201022011200873. The next prime is 201022011201041. The reversal of 201022011201001 is 100102110220102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200667481461225 + 354529739776 = 14165715^2 + 595424^2 .

It is a cyclic number.

It is not a de Polignac number, because 201022011201001 - 2⁷ = 201022011200873 is a prime.

It is not a weakly prime, because it can be changed into another prime (201022011201041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100511005600500 + 100511005600501.

It is an arithmetic number, because the mean of its divisors is an integer number (100511005600501).

Almost surely, 2^{201022011201001} is an apocalyptic number.

It is an amenable number.

201022011201001 is a deficient number, since it is larger than the sum of its proper divisors (1).

201022011201001 is an equidigital number, since it uses as much as digits as its factorization.

201022011201001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201022011201001 its reverse (100102110220102), we get a palindrome (301124121421103).

The spelling of 201022011201001 in words is "two hundred one trillion, twenty-two billion, eleven million, two hundred one thousand, one".