420030421132042 has 192 divisors, whose sum is σ = 758974822502400. Its totient is φ = 173762306887680.

The previous prime is 420030421132039. The next prime is 420030421132081. The reversal of 420030421132042 is 240231124030024.

It is a self number, because there is not a number n which added to its sum of digits gives 420030421132042.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 29231701434 + ... + 29231715802.

It is an arithmetic number, because the mean of its divisors is an integer number (3952993867200).

Almost surely, 2^{420030421132042} is an apocalyptic number.

420030421132042 is a deficient number, since it is larger than the sum of its proper divisors (338944401370358).

420030421132042 is a wasteful number, since it uses less digits than its factorization.

420030421132042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14989 (or 14982 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 420030421132042 its reverse (240231124030024), we get a palindrome (660261545162066).

The spelling of 420030421132042 in words is "four hundred twenty trillion, thirty billion, four hundred twenty-one million, one hundred thirty-two thousand, forty-two".