480221603021 has 2 divisors, whose sum is σ = 480221603022. Its totient is φ = 480221603020.

The previous prime is 480221603011. The next prime is 480221603063. The reversal of 480221603021 is 120306122084.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278162362921 + 202059240100 = 527411^2 + 449510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480221603021 is a prime.

It is a super-3 number, since 3×480221603021³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (480221603011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240110801510 + 240110801511.

It is an arithmetic number, because the mean of its divisors is an integer number (240110801511).

Almost surely, 2^480221603021 is an apocalyptic number.

It is an amenable number.

480221603021 is a deficient number, since it is larger than the sum of its proper divisors (1).

480221603021 is an equidigital number, since it uses as much as digits as its factorization.

480221603021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 480221603021 in words is "four hundred eighty billion, two hundred twenty-one million, six hundred three thousand, twenty-one".