302012030111 has 12 divisors (see below), whose sum is σ = 332545084872. Its totient is φ = 274075494000.

The previous prime is 302012030077. The next prime is 302012030141. The reversal of 302012030111 is 111030210203.

It is a de Polignac number, because none of the positive numbers 2^k-302012030111 is a prime.

It is a super-2 number, since 2×302012030111² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302012030141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2116520 + ... + 2254701.

It is an arithmetic number, because the mean of its divisors is an integer number (27712090406).

Almost surely, 2^302012030111 is an apocalyptic number.

302012030111 is a deficient number, since it is larger than the sum of its proper divisors (30533054761).

302012030111 is a wasteful number, since it uses less digits than its factorization.

302012030111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371814 (or 4371803 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 302012030111 its reverse (111030210203), we get a palindrome (413042240314).

The spelling of 302012030111 in words is "three hundred two billion, twelve million, thirty thousand, one hundred eleven".