300002122221221 has 32 divisors (see below), whose sum is σ = 361968134400000. Its totient is φ = 248245096598016.

The previous prime is 300002122221133. The next prime is 300002122221229. The reversal of 300002122221221 is 122122221200003.

It is not a de Polignac number, because 300002122221221 - 2³⁰ = 300001048479397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 300002122221193 and 300002122221202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300002122221229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74113100 + ... + 78056106.

It is an arithmetic number, because the mean of its divisors is an integer number (11311504200000).

Almost surely, 2^{300002122221221} is an apocalyptic number.

It is an amenable number.

300002122221221 is a deficient number, since it is larger than the sum of its proper divisors (61966012178779).

300002122221221 is an equidigital number, since it uses as much as digits as its factorization.

300002122221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3950706 (or 3950692 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 300002122221221 its reverse (122122221200003), we get a palindrome (422124343421224).

The spelling of 300002122221221 in words is "three hundred trillion, two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty-one".