40221301 has 2 divisors, whose sum is σ = 40221302. Its totient is φ = 40221300.

The previous prime is 40221263. The next prime is 40221343. The reversal of 40221301 is 10312204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38452401 + 1768900 = 6201^2 + 1330^2 .

It is a cyclic number.

It is not a de Polignac number, because 40221301 - 2¹¹ = 40219253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40221361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110650 + 20110651.

It is an arithmetic number, because the mean of its divisors is an integer number (20110651).

Almost surely, 2^40221301 is an apocalyptic number.

It is an amenable number.

40221301 is a deficient number, since it is larger than the sum of its proper divisors (1).

40221301 is an equidigital number, since it uses as much as digits as its factorization.

40221301 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 13.

The square root of 40221301 is about 6342.0265688501. The cubic root of 40221301 is about 342.6247287562.

Adding to 40221301 its reverse (10312204), we get a palindrome (50533505).

The spelling of 40221301 in words is "forty million, two hundred twenty-one thousand, three hundred one".