84520000120 has 16 divisors (see below), whose sum is σ = 190170000360. Its totient is φ = 33808000032.

The previous prime is 84520000091. The next prime is 84520000129. The reversal of 84520000120 is 2100002548.

It is a junction number, because it is equal to n+sod(n) for n = 84520000091 and 84520000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84520000129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056499962 + ... + 1056500041.

Almost surely, 2^84520000120 is an apocalyptic number.

It is an amenable number.

84520000120 is an abundant number, since it is smaller than the sum of its proper divisors (105650000240).

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

84520000120 is a wasteful number, since it uses less digits than its factorization.

84520000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113000014 (or 2113000010 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 84520000120 its reverse (2100002548), we get a palindrome (86620002668).

The spelling of 84520000120 in words is "eighty-four billion, five hundred twenty million, one hundred twenty", and thus it is an aban number.