304111442421 has 24 divisors (see below), whose sum is σ = 458419568256. Its totient is φ = 193905534240.

The previous prime is 304111442419. The next prime is 304111442423. The reversal of 304111442421 is 124244111403.

304111442421 is a `hidden beast` number, since 3 + 0 + 411 + 1 + 4 + 4 + 242 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (304111442419) and next prime (304111442423).

It is not a de Polignac number, because 304111442421 - 2¹ = 304111442419 is a prime.

It is a super-2 number, since 2×304111442421² (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 (304111442423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2009616 + ... + 2155638.

It is an arithmetic number, because the mean of its divisors is an integer number (19100815344).

Almost surely, 2^304111442421 is an apocalyptic number.

It is an amenable number.

304111442421 is a deficient number, since it is larger than the sum of its proper divisors (154308125835).

304111442421 is a wasteful number, since it uses less digits than its factorization.

304111442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156113 (or 156110 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 304111442421 its reverse (124244111403), we get a palindrome (428355553824).

The spelling of 304111442421 in words is "three hundred four billion, one hundred eleven million, four hundred forty-two thousand, four hundred twenty-one".