302012131 has 2 divisors, whose sum is σ = 302012132. Its totient is φ = 302012130.

The previous prime is 302012063. The next prime is 302012141. The reversal of 302012131 is 131210203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 302012131 - 2¹³ = 302003939 is a prime.

It is a super-2 number, since 2×302012131² = 182422654542322322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (302012141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151006065 + 151006066.

It is an arithmetic number, because the mean of its divisors is an integer number (151006066).

Almost surely, 2^302012131 is an apocalyptic number.

302012131 is a deficient number, since it is larger than the sum of its proper divisors (1).

302012131 is an equidigital number, since it uses as much as digits as its factorization.

302012131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 302012131 is about 17378.4962237818. The cubic root of 302012131 is about 670.9262684185.

Adding to 302012131 its reverse (131210203), we get a palindrome (433222334).

It can be divided in two parts, 3020 and 12131, that added together give a palindrome (15151).

The spelling of 302012131 in words is "three hundred two million, twelve thousand, one hundred thirty-one".