203222141 has 2 divisors, whose sum is σ = 203222142. Its totient is φ = 203222140.

The previous prime is 203222113. The next prime is 203222147. The reversal of 203222141 is 141222302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161671225 + 41550916 = 12715^2 + 6446^2 .

It is a cyclic number.

It is not a de Polignac number, because 203222141 - 2⁶ = 203222077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203222147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101611070 + 101611071.

It is an arithmetic number, because the mean of its divisors is an integer number (101611071).

Almost surely, 2^203222141 is an apocalyptic number.

It is an amenable number.

203222141 is a deficient number, since it is larger than the sum of its proper divisors (1).

203222141 is an equidigital number, since it uses as much as digits as its factorization.

203222141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 203222141 is about 14255.6003381127. The cubic root of 203222141 is about 587.9273640743.

Adding to 203222141 its reverse (141222302), we get a palindrome (344444443).

The spelling of 203222141 in words is "two hundred three million, two hundred twenty-two thousand, one hundred forty-one".