2012521425222 has 32 divisors (see below), whose sum is σ = 5018235243264. Its totient is φ = 522732837600.

The previous prime is 2012521425191. The next prime is 2012521425227. The reversal of 2012521425222 is 2225241252102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012521425222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012521425227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2178053029 + ... + 2178053952.

It is an arithmetic number, because the mean of its divisors is an integer number (156819851352).

Almost surely, 2^{2012521425222} is an apocalyptic number.

2012521425222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2012521425222 is an abundant number, since it is smaller than the sum of its proper divisors (3005713818042).

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

2012521425222 is a wasteful number, since it uses less digits than its factorization.

2012521425222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4356107004.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 2012521425222 its reverse (2225241252102), we get a palindrome (4237762677324).

The spelling of 2012521425222 in words is "two trillion, twelve billion, five hundred twenty-one million, four hundred twenty-five thousand, two hundred twenty-two".