300121123421 has 8 divisors (see below), whose sum is σ = 343091060544. Its totient is φ = 257175059040.

The previous prime is 300121123417. The next prime is 300121123429. The reversal of 300121123421 is 124321121003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 300121123421 - 2² = 300121123417 is a prime.

It is a super-2 number, since 2×300121123421² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 300121123393 and 300121123402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300121123429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5941235 + ... + 5991536.

It is an arithmetic number, because the mean of its divisors is an integer number (42886382568).

Almost surely, 2^300121123421 is an apocalyptic number.

It is an amenable number.

300121123421 is a deficient number, since it is larger than the sum of its proper divisors (42969937123).

300121123421 is a wasteful number, since it uses less digits than its factorization.

300121123421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11936371.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 300121123421 its reverse (124321121003), we get a palindrome (424442244424).

The spelling of 300121123421 in words is "three hundred billion, one hundred twenty-one million, one hundred twenty-three thousand, four hundred twenty-one".