300010002120 has 128 divisors (see below), whose sum is σ = 1000200096000. Its totient is φ = 79989327360.

The previous prime is 300010002119. The next prime is 300010002133. The reversal of 300010002120 is 21200010003.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7625700 + ... + 7664940.

It is an arithmetic number, because the mean of its divisors is an integer number (7814063250).

Almost surely, 2^300010002120 is an apocalyptic number.

300010002120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

300010002120 is an abundant number, since it is smaller than the sum of its proper divisors (700190093880).

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

300010002120 is a wasteful number, since it uses less digits than its factorization.

300010002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46340 (or 46330 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 300010002120 its reverse (21200010003), we get a palindrome (321210012123).

The spelling of 300010002120 in words is "three hundred billion, ten million, two thousand, one hundred twenty".