302130012331 has 32 divisors (see below), whose sum is σ = 363233404800. Its totient is φ = 251041190400.

The previous prime is 302130012277. The next prime is 302130012341. The reversal of 302130012331 is 133210031203.

It is not a de Polignac number, because 302130012331 - 2¹¹ = 302130010283 is a prime.

It is a super-2 number, since 2×302130012331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 302130012299 and 302130012308.

It is not an unprimeable number, because it can be changed into a prime (302130012341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2139471 + ... + 2276311.

It is an arithmetic number, because the mean of its divisors is an integer number (11351043900).

Almost surely, 2^302130012331 is an apocalyptic number.

302130012331 is a deficient number, since it is larger than the sum of its proper divisors (61103392469).

302130012331 is a wasteful number, since it uses less digits than its factorization.

302130012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137060 (or 137046 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 302130012331 its reverse (133210031203), we get a palindrome (435340043534).

The spelling of 302130012331 in words is "three hundred two billion, one hundred thirty million, twelve thousand, three hundred thirty-one".