203220041 has 2 divisors, whose sum is σ = 203220042. Its totient is φ = 203220040.

The previous prime is 203220007. The next prime is 203220049. The reversal of 203220041 is 140022302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200647225 + 2572816 = 14165^2 + 1604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203220041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203219998 and 203220025.

It is not a weakly prime, because it can be changed into another prime (203220049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101610020 + 101610021.

It is an arithmetic number, because the mean of its divisors is an integer number (101610021).

Almost surely, 2^203220041 is an apocalyptic number.

It is an amenable number.

203220041 is a deficient number, since it is larger than the sum of its proper divisors (1).

203220041 is an equidigital number, since it uses as much as digits as its factorization.

203220041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 203220041 is about 14255.5266826589. The cubic root of 203220041 is about 587.9253389477.

Adding to 203220041 its reverse (140022302), we get a palindrome (343242343).

The spelling of 203220041 in words is "two hundred three million, two hundred twenty thousand, forty-one".