2221300310532 has 12 divisors (see below), whose sum is σ = 5183034057936. Its totient is φ = 740433436840.

The previous prime is 2221300310531. The next prime is 2221300310561. The reversal of 2221300310532 is 2350130031222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2221300310531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92554179594 + ... + 92554179617.

It is an arithmetic number, because the mean of its divisors is an integer number (431919504828).

Almost surely, 2^{2221300310532} is an apocalyptic number.

It is an amenable number.

2221300310532 is an abundant number, since it is smaller than the sum of its proper divisors (2961733747404).

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

2221300310532 is a wasteful number, since it uses less digits than its factorization.

2221300310532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185108359218 (or 185108359216 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 2221300310532 its reverse (2350130031222), we get a palindrome (4571430341754).

The spelling of 2221300310532 in words is "two trillion, two hundred twenty-one billion, three hundred million, three hundred ten thousand, five hundred thirty-two".