300312112131 has 6 divisors (see below), whose sum is σ = 433784161980. Its totient is φ = 200208074748.

The previous prime is 300312112123. The next prime is 300312112147. The reversal of 300312112131 is 131211213003.

300312112131 is a `hidden beast` number, since 300 + 312 + 1 + 1 + 21 + 31 = 666.

It is not a de Polignac number, because 300312112131 - 2³ = 300312112123 is a prime.

It is a super-2 number, since 2×300312112131² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (300312012131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16684006221 + ... + 16684006238.

It is an arithmetic number, because the mean of its divisors is an integer number (72297360330).

Almost surely, 2^300312112131 is an apocalyptic number.

300312112131 is a deficient number, since it is larger than the sum of its proper divisors (133472049849).

300312112131 is a wasteful number, since it uses less digits than its factorization.

300312112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33368012465 (or 33368012462 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 300312112131 its reverse (131211213003), we get a palindrome (431523325134).

The spelling of 300312112131 in words is "three hundred billion, three hundred twelve million, one hundred twelve thousand, one hundred thirty-one".