3031331320011 has 8 divisors (see below), whose sum is σ = 4041787469824. Its totient is φ = 2020881358440.

The previous prime is 3031331319997. The next prime is 3031331320033. The reversal of 3031331320011 is 1100231331303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3031331320011 - 2⁷ = 3031331319883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3031331320011.

It is not an unprimeable number, because it can be changed into a prime (3031331320711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248311 + ... + 2474736.

It is an arithmetic number, because the mean of its divisors is an integer number (505223433728).

Almost surely, 2^{3031331320011} is an apocalyptic number.

3031331320011 is a deficient number, since it is larger than the sum of its proper divisors (1010456149813).

3031331320011 is a wasteful number, since it uses less digits than its factorization.

3031331320011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094121.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 3031331320011 its reverse (1100231331303), we get a palindrome (4131562651314).

The spelling of 3031331320011 in words is "three trillion, thirty-one billion, three hundred thirty-one million, three hundred twenty thousand, eleven".