1321350224 has 40 divisors (see below), whose sum is σ = 2609213952. Its totient is φ = 648103680.

The previous prime is 1321350197. The next prime is 1321350281. The reversal of 1321350224 is 4220531231.

It is a self number, because there is not a number n which added to its sum of digits gives 1321350224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220127 + ... + 226049.

Almost surely, 2^1321350224 is an apocalyptic number.

It is an amenable number.

1321350224 is a deficient number, since it is larger than the sum of its proper divisors (1287863728).

1321350224 is a wasteful number, since it uses less digits than its factorization.

1321350224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6195 (or 6189 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1321350224 is about 36350.3813460052. The cubic root of 1321350224 is about 1097.3352091623.

Adding to 1321350224 its reverse (4220531231), we get a palindrome (5541881455).

The spelling of 1321350224 in words is "one billion, three hundred twenty-one million, three hundred fifty thousand, two hundred twenty-four".