420421340021333 has 8 divisors (see below), whose sum is σ = 480482785288320. Its totient is φ = 360360208213200.

The previous prime is 420421340021321. The next prime is 420421340021381. The reversal of 420421340021333 is 333120043124024.

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 420421340021333 - 2²² = 420421335827029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 420421340021333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420421340021393) 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, 75483578 + ... + 80861691.

It is an arithmetic number, because the mean of its divisors is an integer number (60060348161040).

Almost surely, 2^{420421340021333} is an apocalyptic number.

It is an amenable number.

420421340021333 is a deficient number, since it is larger than the sum of its proper divisors (60061445266987).

420421340021333 is a wasteful number, since it uses less digits than its factorization.

420421340021333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156729427.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 420421340021333 its reverse (333120043124024), we get a palindrome (753541383145357).

The spelling of 420421340021333 in words is "four hundred twenty trillion, four hundred twenty-one billion, three hundred forty million, twenty-one thousand, three hundred thirty-three".