300011111131421 has 4 divisors (see below), whose sum is σ = 301126394072700. Its totient is φ = 298895828190144.

The previous prime is 300011111131399. The next prime is 300011111131469. The reversal of 300011111131421 is 124131111110003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24626545200196 + 275384565931225 = 4962514^2 + 16594715^2 .

It is a cyclic number.

It is not a de Polignac number, because 300011111131421 - 2³⁴ = 299993931262237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 300011111131393 and 300011111131402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300011111131321) 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, 557641470236 + ... + 557641470773.

It is an arithmetic number, because the mean of its divisors is an integer number (75281598518175).

Almost surely, 2^{300011111131421} is an apocalyptic number.

It is an amenable number.

300011111131421 is a deficient number, since it is larger than the sum of its proper divisors (1115282941279).

300011111131421 is a wasteful number, since it uses less digits than its factorization.

300011111131421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115282941278.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 300011111131421 its reverse (124131111110003), we get a palindrome (424142222241424).

The spelling of 300011111131421 in words is "three hundred trillion, eleven billion, one hundred eleven million, one hundred thirty-one thousand, four hundred twenty-one".