320141511131 has 8 divisors (see below), whose sum is σ = 344773475424. Its totient is φ = 295510360320.

The previous prime is 320141511127. The next prime is 320141511223. The reversal of 320141511131 is 131115141023.

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 320141511131 - 2² = 320141511127 is a prime.

It is a super-2 number, since 2×320141511131² (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 = 320141511097 and 320141511106.

It is not an unprimeable number, because it can be changed into a prime (320141511331) 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, 795866 + ... + 1128576.

It is an arithmetic number, because the mean of its divisors is an integer number (43096684428).

Almost surely, 2^320141511131 is an apocalyptic number.

320141511131 is a deficient number, since it is larger than the sum of its proper divisors (24631964293).

320141511131 is a wasteful number, since it uses less digits than its factorization.

320141511131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406741.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 320141511131 its reverse (131115141023), we get a palindrome (451256652154).

The spelling of 320141511131 in words is "three hundred twenty billion, one hundred forty-one million, five hundred eleven thousand, one hundred thirty-one".