303421100000000 has 486 divisors, whose sum is σ = 804300613588500. Its totient is φ = 114218240000000.

The previous prime is 303421099999981. The next prime is 303421100000003. The reversal of 303421100000000 is 1124303.

It is not an unprimeable number, because it can be changed into a prime (303421100000003) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 28899994751 + ... + 28900005249.

Almost surely, 2^{303421100000000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 303421100000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402150306794250).

303421100000000 is an abundant number, since it is smaller than the sum of its proper divisors (500879513588500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

303421100000000 is an frugal number, since it uses more digits than its factorization.

303421100000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10589 (or 10523 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 303421100000000 its reverse (1124303), we get a palindrome (303421101124303).

The spelling of 303421100000000 in words is "three hundred three trillion, four hundred twenty-one billion, one hundred million", and thus it is an aban number.