331004142204101 has 2 divisors, whose sum is σ = 331004142204102. Its totient is φ = 331004142204100.

The previous prime is 331004142204097. The next prime is 331004142204143. The reversal of 331004142204101 is 101402241400133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 326909181196900 + 4094961007201 = 18080630^2 + 2023601^2 .

It is a cyclic number.

It is not a de Polignac number, because 331004142204101 - 2² = 331004142204097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331004142204191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165502071102050 + 165502071102051.

It is an arithmetic number, because the mean of its divisors is an integer number (165502071102051).

Almost surely, 2^{331004142204101} is an apocalyptic number.

It is an amenable number.

331004142204101 is a deficient number, since it is larger than the sum of its proper divisors (1).

331004142204101 is an equidigital number, since it uses as much as digits as its factorization.

331004142204101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 331004142204101 its reverse (101402241400133), we get a palindrome (432406383604234).

The spelling of 331004142204101 in words is "three hundred thirty-one trillion, four billion, one hundred forty-two million, two hundred four thousand, one hundred one".