2205501521124 has 48 divisors (see below), whose sum is σ = 5669588102976. Its totient is φ = 661716624000.

The previous prime is 2205501521123. The next prime is 2205501521131. The reversal of 2205501521124 is 4211251055022.

It is a junction number, because it is equal to n+sod(n) for n = 2205501521091 and 2205501521100.

It is not an unprimeable number, because it can be changed into a prime (2205501521123) 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, 82701247 + ... + 82727910.

It is an arithmetic number, because the mean of its divisors is an integer number (118116418812).

Almost surely, 2^{2205501521124} is an apocalyptic number.

It is an amenable number.

2205501521124 is an abundant number, since it is smaller than the sum of its proper divisors (3464086581852).

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

2205501521124 is a wasteful number, since it uses less digits than its factorization.

2205501521124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165429276 (or 165429274 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 2205501521124 its reverse (4211251055022), we get a palindrome (6416752576146).

The spelling of 2205501521124 in words is "two trillion, two hundred five billion, five hundred one million, five hundred twenty-one thousand, one hundred twenty-four".