2221124353530 has 32 divisors (see below), whose sum is σ = 5349668925888. Its totient is φ = 590191996800.

The previous prime is 2221124353501. The next prime is 2221124353571. The reversal of 2221124353530 is 353534211222.

It is a junction number, because it is equal to n+sod(n) for n = 2221124353491 and 2221124353500.

It is an unprimeable number.

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, 131730856 + ... + 131747715.

It is an arithmetic number, because the mean of its divisors is an integer number (167177153934).

Almost surely, 2^{2221124353530} is an apocalyptic number.

2221124353530 is an abundant number, since it is smaller than the sum of its proper divisors (3128544572358).

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

2221124353530 is a wasteful number, since it uses less digits than its factorization.

2221124353530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263478862.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 2221124353530 its reverse (353534211222), we get a palindrome (2574658564752).

The spelling of 2221124353530 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-four million, three hundred fifty-three thousand, five hundred thirty".