420221501405113 has 16 divisors (see below), whose sum is σ = 430456728620160. Its totient is φ = 410103731638656.

The previous prime is 420221501405063. The next prime is 420221501405117. The reversal of 420221501405113 is 311504105122024.

It is a cyclic number.

It is not a de Polignac number, because 420221501405113 - 2¹⁷ = 420221501274041 is a prime.

It is a super-3 number, since 3×420221501405113³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420221501405117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58975620 + ... + 65715802.

It is an arithmetic number, because the mean of its divisors is an integer number (26903545538760).

Almost surely, 2^{420221501405113} is an apocalyptic number.

It is an amenable number.

420221501405113 is a deficient number, since it is larger than the sum of its proper divisors (10235227215047).

420221501405113 is a wasteful number, since it uses less digits than its factorization.

420221501405113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6748896.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 420221501405113 its reverse (311504105122024), we get a palindrome (731725606527137).

The spelling of 420221501405113 in words is "four hundred twenty trillion, two hundred twenty-one billion, five hundred one million, four hundred five thousand, one hundred thirteen".