201022301 has 2 divisors, whose sum is σ = 201022302. Its totient is φ = 201022300.

The previous prime is 201022271. The next prime is 201022313. The reversal of 201022301 is 103220102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200194201 + 828100 = 14149^2 + 910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201022301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201022351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100511150 + 100511151.

It is an arithmetic number, because the mean of its divisors is an integer number (100511151).

Almost surely, 2^201022301 is an apocalyptic number.

It is an amenable number.

201022301 is a deficient number, since it is larger than the sum of its proper divisors (1).

201022301 is an equidigital number, since it uses as much as digits as its factorization.

201022301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 201022301 is about 14178.2333525725. The cubic root of 201022301 is about 585.7982634837.

Adding to 201022301 its reverse (103220102), we get a palindrome (304242403).

The spelling of 201022301 in words is "two hundred one million, twenty-two thousand, three hundred one".