201314021 has 2 divisors, whose sum is σ = 201314022. Its totient is φ = 201314020.

The previous prime is 201313993. The next prime is 201314033. The reversal of 201314021 is 120413102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187991521 + 13322500 = 13711^2 + 3650^2 .

It is a cyclic number.

It is not a de Polignac number, because 201314021 - 2¹⁴ = 201297637 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 201313987 and 201314005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201314621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100657010 + 100657011.

It is an arithmetic number, because the mean of its divisors is an integer number (100657011).

Almost surely, 2^201314021 is an apocalyptic number.

It is an amenable number.

201314021 is a deficient number, since it is larger than the sum of its proper divisors (1).

201314021 is an equidigital number, since it uses as much as digits as its factorization.

201314021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 201314021 is about 14188.5172234452. The cubic root of 201314021 is about 586.0814932074.

Adding to 201314021 its reverse (120413102), we get a palindrome (321727123).

The spelling of 201314021 in words is "two hundred one million, three hundred fourteen thousand, twenty-one".