2203042106520 has 192 divisors, whose sum is σ = 7175573308800. Its totient is φ = 586192158720.

The previous prime is 2203042106491. The next prime is 2203042106543. The reversal of 2203042106520 is 256012403022.

It is a happy number.

2203042106520 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 0 + 4 + 2 + 1 + 0 + 652 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 515811985 + ... + 515816255.

It is an arithmetic number, because the mean of its divisors is an integer number (37372777650).

Almost surely, 2^{2203042106520} is an apocalyptic number.

2203042106520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2203042106520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3587786654400).

2203042106520 is an abundant number, since it is smaller than the sum of its proper divisors (4972531202280).

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

2203042106520 is a wasteful number, since it uses less digits than its factorization.

2203042106520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7090 (or 7083 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 2203042106520 its reverse (256012403022), we get a palindrome (2459054509542).

The spelling of 2203042106520 in words is "two trillion, two hundred three billion, forty-two million, one hundred six thousand, five hundred twenty".