2012204021524 has 48 divisors (see below), whose sum is σ = 3557721375936. Its totient is φ = 995768121600.

The previous prime is 2012204021521. The next prime is 2012204021539. The reversal of 2012204021524 is 4251204022102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012204021521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561909414 + ... + 561912994.

It is an arithmetic number, because the mean of its divisors is an integer number (74119195332).

Almost surely, 2^{2012204021524} is an apocalyptic number.

It is an amenable number.

2012204021524 is a deficient number, since it is larger than the sum of its proper divisors (1545517354412).

2012204021524 is a wasteful number, since it uses less digits than its factorization.

2012204021524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7096 (or 7094 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 2012204021524 its reverse (4251204022102), we get a palindrome (6263408043626).

The spelling of 2012204021524 in words is "two trillion, twelve billion, two hundred four million, twenty-one thousand, five hundred twenty-four".