2012521104 has 60 divisors (see below), whose sum is σ = 6144292752. Its totient is φ = 609854400.

The previous prime is 2012521061. The next prime is 2012521123. The reversal of 2012521104 is 4011252102.

2012521104 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 633682 + ... + 636849.

Almost surely, 2^2012521104 is an apocalyptic number.

2012521104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2012521104 is an abundant number, since it is smaller than the sum of its proper divisors (4131771648).

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

2012521104 is a wasteful number, since it uses less digits than its factorization.

2012521104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270556 (or 1270547 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 2012521104 is about 44861.1313276872. The cubic root of 2012521104 is about 1262.5448490946.

Adding to 2012521104 its reverse (4011252102), we get a palindrome (6023773206).

The spelling of 2012521104 in words is "two billion, twelve million, five hundred twenty-one thousand, one hundred four".