100065225420 has 96 divisors (see below), whose sum is σ = 311422487040. Its totient is φ = 26674764480.

The previous prime is 100065225397. The next prime is 100065225433. The reversal of 100065225420 is 24522560001.

100065225420 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 652 + 2 + 5 + 4 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1595169 + ... + 1656711.

It is an arithmetic number, because the mean of its divisors is an integer number (3243984240).

Almost surely, 2^100065225420 is an apocalyptic number.

100065225420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100065225420 is an abundant number, since it is smaller than the sum of its proper divisors (211357261620).

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

100065225420 is a wasteful number, since it uses less digits than its factorization.

100065225420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64572 (or 64564 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 100065225420 its reverse (24522560001), we get a palindrome (124587785421).

The spelling of 100065225420 in words is "one hundred billion, sixty-five million, two hundred twenty-five thousand, four hundred twenty".