201204232961 has 2 divisors, whose sum is σ = 201204232962. Its totient is φ = 201204232960.

The previous prime is 201204232939. The next prime is 201204232963. The reversal of 201204232961 is 169232402102.

201204232961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191992072561 + 9212160400 = 438169^2 + 95980^2 .

It is a cyclic number.

It is not a de Polignac number, because 201204232961 - 2¹⁰ = 201204231937 is a prime.

It is a super-2 number, since 2×201204232961² (a number of 23 digits) contains 22 as substring.

Together with 201204232963, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201204232963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100602116480 + 100602116481.

It is an arithmetic number, because the mean of its divisors is an integer number (100602116481).

Almost surely, 2^201204232961 is an apocalyptic number.

It is an amenable number.

201204232961 is a deficient number, since it is larger than the sum of its proper divisors (1).

201204232961 is an equidigital number, since it uses as much as digits as its factorization.

201204232961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 201204232961 in words is "two hundred one billion, two hundred four million, two hundred thirty-two thousand, nine hundred sixty-one".