331002222073 has 2 divisors, whose sum is σ = 331002222074. Its totient is φ = 331002222072.

The previous prime is 331002222071. The next prime is 331002222107. The reversal of 331002222073 is 370222200133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310012876944 + 20989345129 = 556788^2 + 144877^2 .

It is a cyclic number.

It is not a de Polignac number, because 331002222073 - 2¹ = 331002222071 is a prime.

Together with 331002222071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (331002222071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165501111036 + 165501111037.

It is an arithmetic number, because the mean of its divisors is an integer number (165501111037).

Almost surely, 2^331002222073 is an apocalyptic number.

It is an amenable number.

331002222073 is a deficient number, since it is larger than the sum of its proper divisors (1).

331002222073 is an equidigital number, since it uses as much as digits as its factorization.

331002222073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The spelling of 331002222073 in words is "three hundred thirty-one billion, two million, two hundred twenty-two thousand, seventy-three".