330131223123131 has 4 divisors (see below), whose sum is σ = 330448962511200. Its totient is φ = 329813483735064.

The previous prime is 330131223123109. The next prime is 330131223123137. The reversal of 330131223123131 is 131321322131033.

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 330131223123131 - 2¹⁸ = 330131222860987 is a prime.

It is a super-2 number, since 2×330131223123131² (a number of 30 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 = 330131223123094 and 330131223123103.

It is not an unprimeable number, because it can be changed into a prime (330131223123137) 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, 158869692476 + ... + 158869694553.

It is an arithmetic number, because the mean of its divisors is an integer number (82612240627800).

Almost surely, 2^{330131223123131} is an apocalyptic number.

330131223123131 is a deficient number, since it is larger than the sum of its proper divisors (317739388069).

330131223123131 is a wasteful number, since it uses less digits than its factorization.

330131223123131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317739388068.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 330131223123131 its reverse (131321322131033), we get a palindrome (461452545254164).

The spelling of 330131223123131 in words is "three hundred thirty trillion, one hundred thirty-one billion, two hundred twenty-three million, one hundred twenty-three thousand, one hundred thirty-one".