300021120029 has 4 divisors (see below), whose sum is σ = 313065516576. Its totient is φ = 286976723484.

The previous prime is 300021119977. The next prime is 300021120041. The reversal of 300021120029 is 920021120003.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 300021120029 - 2²⁰ = 300020071453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300021120079) 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, 6522198239 + ... + 6522198284.

It is an arithmetic number, because the mean of its divisors is an integer number (78266379144).

Almost surely, 2^300021120029 is an apocalyptic number.

It is an amenable number.

300021120029 is a deficient number, since it is larger than the sum of its proper divisors (13044396547).

300021120029 is a wasteful number, since it uses less digits than its factorization.

300021120029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13044396546.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 300021120029 in words is "three hundred billion, twenty-one million, one hundred twenty thousand, twenty-nine".