331421420304011 has 4 divisors (see below), whose sum is σ = 333138629735832. Its totient is φ = 329704210872192.

The previous prime is 331421420303923. The next prime is 331421420304019. The reversal of 331421420304011 is 110403024124133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 331421420304011 - 2¹⁴ = 331421420287627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331421420304019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858604715621 + ... + 858604716006.

It is an arithmetic number, because the mean of its divisors is an integer number (83284657433958).

Almost surely, 2^{331421420304011} is an apocalyptic number.

331421420304011 is a deficient number, since it is larger than the sum of its proper divisors (1717209431821).

331421420304011 is a wasteful number, since it uses less digits than its factorization.

331421420304011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717209431820.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 331421420304011 its reverse (110403024124133), we get a palindrome (441824444428144).

The spelling of 331421420304011 in words is "three hundred thirty-one trillion, four hundred twenty-one billion, four hundred twenty million, three hundred four thousand, eleven".