331202122221241 has 2 divisors, whose sum is σ = 331202122221242. Its totient is φ = 331202122221240.

The previous prime is 331202122221209. The next prime is 331202122221259. The reversal of 331202122221241 is 142122221202133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242125145657641 + 89076976563600 = 15560371^2 + 9438060^2 .

It is a cyclic number.

It is not a de Polignac number, because 331202122221241 - 2⁵ = 331202122221209 is a prime.

It is a super-2 number, since 2×331202122221241² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (331202122221041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165601061110620 + 165601061110621.

It is an arithmetic number, because the mean of its divisors is an integer number (165601061110621).

Almost surely, 2^{331202122221241} is an apocalyptic number.

It is an amenable number.

331202122221241 is a deficient number, since it is larger than the sum of its proper divisors (1).

331202122221241 is an equidigital number, since it uses as much as digits as its factorization.

331202122221241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 331202122221241 its reverse (142122221202133), we get a palindrome (473324343423374).

The spelling of 331202122221241 in words is "three hundred thirty-one trillion, two hundred two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred forty-one".