1300221152 has 24 divisors (see below), whose sum is σ = 2563017912. Its totient is φ = 649296000.

The previous prime is 1300221133. The next prime is 1300221187. The reversal of 1300221152 is 2511220031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1300221152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902 + ... + 51002.

It is an arithmetic number, because the mean of its divisors is an integer number (106792413).

Almost surely, 2^1300221152 is an apocalyptic number.

It is an amenable number.

1300221152 is a deficient number, since it is larger than the sum of its proper divisors (1262796760).

1300221152 is an equidigital number, since it uses as much as digits as its factorization.

1300221152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50922 (or 50914 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1300221152 is about 36058.5794506661. The cubic root of 1300221152 is about 1091.4547676851.

Adding to 1300221152 its reverse (2511220031), we get a palindrome (3811441183).

The spelling of 1300221152 in words is "one billion, three hundred million, two hundred twenty-one thousand, one hundred fifty-two".