302010111312 has 80 divisors (see below), whose sum is σ = 960237290880. Its totient is φ = 79651017216.

The previous prime is 302010111257. The next prime is 302010111343. The reversal of 302010111312 is 213111010203.

It is a happy number.

It is a super-2 number, since 2×302010111312² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 302010111291 and 302010111300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34566387 + ... + 34575122.

It is an arithmetic number, because the mean of its divisors is an integer number (12002966136).

Almost surely, 2^302010111312 is an apocalyptic number.

It is an amenable number.

302010111312 is an abundant number, since it is smaller than the sum of its proper divisors (658227179568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

302010111312 is a wasteful number, since it uses less digits than its factorization.

302010111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69141540 (or 69141534 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 302010111312 its reverse (213111010203), we get a palindrome (515121121515).

The spelling of 302010111312 in words is "three hundred two billion, ten million, one hundred eleven thousand, three hundred twelve".