1222204041 has 6 divisors (see below), whose sum is σ = 1765405850. Its totient is φ = 814802688.

The previous prime is 1222204037. The next prime is 1222204073. The reversal of 1222204041 is 1404022221.

It can be written as a sum of positive squares in only one way, i.e., 1217730816 + 4473225 = 34896^2 + 2115^2 .

It is not a de Polignac number, because 1222204041 - 2² = 1222204037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222204741) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67900216 + ... + 67900233.

Almost surely, 2^1222204041 is an apocalyptic number.

It is an amenable number.

1222204041 is a deficient number, since it is larger than the sum of its proper divisors (543201809).

1222204041 is a wasteful number, since it uses less digits than its factorization.

1222204041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135800455 (or 135800452 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1222204041 is about 34960.0349113098. The cubic root of 1222204041 is about 1069.1728084365.

Adding to 1222204041 its reverse (1404022221), we get a palindrome (2626226262).

The spelling of 1222204041 in words is "one billion, two hundred twenty-two million, two hundred four thousand, forty-one".