331130012011 has 12 divisors (see below), whose sum is σ = 353685741192. Its totient is φ = 309922545024.

The previous prime is 331130011969. The next prime is 331130012023. The reversal of 331130012011 is 110210031133.

It is not a de Polignac number, because 331130012011 - 2²⁵ = 331096457579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331130015011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5495686 + ... + 5555611.

It is an arithmetic number, because the mean of its divisors is an integer number (29473811766).

Almost surely, 2^331130012011 is an apocalyptic number.

331130012011 is a deficient number, since it is larger than the sum of its proper divisors (22555729181).

331130012011 is a wasteful number, since it uses less digits than its factorization.

331130012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11051418 (or 11051399 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 331130012011 its reverse (110210031133), we get a palindrome (441340043144).

The spelling of 331130012011 in words is "three hundred thirty-one billion, one hundred thirty million, twelve thousand, eleven".