331032011131 has 8 divisors (see below), whose sum is σ = 359053372944. Its totient is φ = 303960526080.

The previous prime is 331032011119. The next prime is 331032011137. The reversal of 331032011131 is 131110230133.

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

It is a cyclic number.

It is not a de Polignac number, because 331032011131 - 2⁷ = 331032011003 is a prime.

It is a super-2 number, since 2×331032011131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331032011099 and 331032011108.

It is not an unprimeable number, because it can be changed into a prime (331032011137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237468465 + ... + 237469858.

It is an arithmetic number, because the mean of its divisors is an integer number (44881671618).

Almost surely, 2^331032011131 is an apocalyptic number.

331032011131 is a deficient number, since it is larger than the sum of its proper divisors (28021361813).

331032011131 is a wasteful number, since it uses less digits than its factorization.

331032011131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474938381.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 331032011131 its reverse (131110230133), we get a palindrome (462142241264).

The spelling of 331032011131 in words is "three hundred thirty-one billion, thirty-two million, eleven thousand, one hundred thirty-one".