331054201 has 2 divisors, whose sum is σ = 331054202. Its totient is φ = 331054200.

The previous prime is 331054193. The next prime is 331054231. The reversal of 331054201 is 102450133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209525625 + 121528576 = 14475^2 + 11024^2 .

It is a cyclic number.

It is not a de Polignac number, because 331054201 - 2³ = 331054193 is a prime.

It is not a weakly prime, because it can be changed into another prime (331054231) 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, 165527100 + 165527101.

It is an arithmetic number, because the mean of its divisors is an integer number (165527101).

Almost surely, 2^331054201 is an apocalyptic number.

It is an amenable number.

331054201 is a deficient number, since it is larger than the sum of its proper divisors (1).

331054201 is an equidigital number, since it uses as much as digits as its factorization.

331054201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 331054201 is about 18194.8949158823. The cubic root of 331054201 is about 691.7773968815. Note that the first 3 decimals are identical.

The spelling of 331054201 in words is "three hundred thirty-one million, fifty-four thousand, two hundred one".