420041320100 has 72 divisors (see below), whose sum is σ = 959593894560. Its totient is φ = 159151806720.

The previous prime is 420041320087. The next prime is 420041320109. The reversal of 420041320100 is 1023140024.

It is not an unprimeable number, because it can be changed into a prime (420041320109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23659427 + ... + 23677173.

It is an arithmetic number, because the mean of its divisors is an integer number (13327692980).

Almost surely, 2^420041320100 is an apocalyptic number.

It is an amenable number.

420041320100 is an abundant number, since it is smaller than the sum of its proper divisors (539552574460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420041320100 is a wasteful number, since it uses less digits than its factorization.

420041320100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30237 (or 30230 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 420041320100 its reverse (1023140024), we get a palindrome (421064460124).

The spelling of 420041320100 in words is "four hundred twenty billion, forty-one million, three hundred twenty thousand, one hundred".