104520535212 has 12 divisors (see below), whose sum is σ = 243881248856. Its totient is φ = 34840178400.

The previous prime is 104520535153. The next prime is 104520535213. The reversal of 104520535212 is 212535025401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 104520535212.

It is not an unprimeable number, because it can be changed into a prime (104520535213) 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, 4355022289 + ... + 4355022312.

Almost surely, 2^104520535212 is an apocalyptic number.

104520535212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104520535212 is an abundant number, since it is smaller than the sum of its proper divisors (139360713644).

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

104520535212 is a wasteful number, since it uses less digits than its factorization.

104520535212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710044608 (or 8710044606 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 104520535212 in words is "one hundred four billion, five hundred twenty million, five hundred thirty-five thousand, two hundred twelve".