311130523205051 has 8 divisors (see below), whose sum is σ = 339427337603184. Its totient is φ = 282835745703520.

The previous prime is 311130523204987. The next prime is 311130523205093. The reversal of 311130523205051 is 150502325031113.

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 311130523205051 - 2⁶ = 311130523204987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 311130523204999 and 311130523205017.

It is not an unprimeable number, because it can be changed into a prime (311130523205851) 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, 508904756 + ... + 509515761.

It is an arithmetic number, because the mean of its divisors is an integer number (42428417200398).

Almost surely, 2^{311130523205051} is an apocalyptic number.

311130523205051 is a deficient number, since it is larger than the sum of its proper divisors (28296814398133).

311130523205051 is a wasteful number, since it uses less digits than its factorization.

311130523205051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018448301.

The product of its (nonzero) digits is 13500, while the sum is 32.

Adding to 311130523205051 its reverse (150502325031113), we get a palindrome (461632848236164).

The spelling of 311130523205051 in words is "three hundred eleven trillion, one hundred thirty billion, five hundred twenty-three million, two hundred five thousand, fifty-one".