302340213131 has 16 divisors (see below), whose sum is σ = 345260537856. Its totient is φ = 262242120000.

The previous prime is 302340213127. The next prime is 302340213151. The reversal of 302340213131 is 131312043203.

It is a cyclic number.

It is not a de Polignac number, because 302340213131 - 2² = 302340213127 is a prime.

It is a super-2 number, since 2×302340213131² (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 = 302340213097 and 302340213106.

It is not an unprimeable number, because it can be changed into a prime (302340213151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6219650 + ... + 6268071.

It is an arithmetic number, because the mean of its divisors is an integer number (21578783616).

Almost surely, 2^302340213131 is an apocalyptic number.

302340213131 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

302340213131 is a deficient number, since it is larger than the sum of its proper divisors (42920324725).

302340213131 is a wasteful number, since it uses less digits than its factorization.

302340213131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12487834.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 302340213131 its reverse (131312043203), we get a palindrome (433652256334).

The spelling of 302340213131 in words is "three hundred two billion, three hundred forty million, two hundred thirteen thousand, one hundred thirty-one".