300121220132 has 12 divisors (see below), whose sum is σ = 533051122800. Its totient is φ = 147820899336.

The previous prime is 300121220131. The next prime is 300121220141. The reversal of 300121220132 is 231022121003.

It is a self number, because there is not a number n which added to its sum of digits gives 300121220132.

It is not an unprimeable number, because it can be changed into a prime (300121220131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559927382 + ... + 559927917.

It is an arithmetic number, because the mean of its divisors is an integer number (44420926900).

Almost surely, 2^300121220132 is an apocalyptic number.

It is an amenable number.

300121220132 is a deficient number, since it is larger than the sum of its proper divisors (232929902668).

300121220132 is a wasteful number, since it uses less digits than its factorization.

300121220132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119855370 (or 1119855368 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 300121220132 its reverse (231022121003), we get a palindrome (531143341135).

The spelling of 300121220132 in words is "three hundred billion, one hundred twenty-one million, two hundred twenty thousand, one hundred thirty-two".