420005133105 has 64 divisors (see below), whose sum is σ = 703500982272. Its totient is φ = 213800186880.

The previous prime is 420005133101. The next prime is 420005133203. The reversal of 420005133105 is 501331500024.

It is not a de Polignac number, because 420005133105 - 2² = 420005133101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420005133101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5134254 + ... + 5215416.

It is an arithmetic number, because the mean of its divisors is an integer number (10992202848).

Almost surely, 2^420005133105 is an apocalyptic number.

It is an amenable number.

420005133105 is a deficient number, since it is larger than the sum of its proper divisors (283495849167).

420005133105 is a wasteful number, since it uses less digits than its factorization.

420005133105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81398.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 420005133105 its reverse (501331500024), we get a palindrome (921336633129).

The spelling of 420005133105 in words is "four hundred twenty billion, five million, one hundred thirty-three thousand, one hundred five".