2521223603112 has 32 divisors (see below), whose sum is σ = 6304372159680. Its totient is φ = 840232780800.

The previous prime is 2521223603069. The next prime is 2521223603123. The reversal of 2521223603112 is 2113063221252.

It is a self number, because there is not a number n which added to its sum of digits gives 2521223603112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10825308 + ... + 11055755.

It is an arithmetic number, because the mean of its divisors is an integer number (197011629990).

Almost surely, 2^{2521223603112} is an apocalyptic number.

It is an amenable number.

2521223603112 is an abundant number, since it is smaller than the sum of its proper divisors (3783148556568).

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

2521223603112 is a wasteful number, since it uses less digits than its factorization.

2521223603112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21885873 (or 21885869 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 2521223603112 its reverse (2113063221252), we get a palindrome (4634286824364).

The spelling of 2521223603112 in words is "two trillion, five hundred twenty-one billion, two hundred twenty-three million, six hundred three thousand, one hundred twelve".