302012030100 has 288 divisors, whose sum is σ = 980793225216. Its totient is φ = 71107545600.

The previous prime is 302012030077. The next prime is 302012030141. The reversal of 302012030100 is 1030210203.

It is a happy number.

It is a super-2 number, since 2×302012030100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 78996789 + ... + 79000611.

It is an arithmetic number, because the mean of its divisors is an integer number (3405532032).

Almost surely, 2^302012030100 is an apocalyptic number.

302012030100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 302012030100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490396612608).

302012030100 is an abundant number, since it is smaller than the sum of its proper divisors (678781195116).

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

302012030100 is a wasteful number, since it uses less digits than its factorization.

302012030100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4535 (or 4528 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 302012030100 its reverse (1030210203), we get a palindrome (303042240303).

The spelling of 302012030100 in words is "three hundred two billion, twelve million, thirty thousand, one hundred".