1013321224 has 64 divisors (see below), whose sum is σ = 2046024000. Its totient is φ = 470351232.

The previous prime is 1013321213. The next prime is 1013321233. The reversal of 1013321224 is 4221233101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3237292 + ... + 3237604.

It is an arithmetic number, because the mean of its divisors is an integer number (31969125).

Almost surely, 2^1013321224 is an apocalyptic number.

It is an amenable number.

1013321224 is an abundant number, since it is smaller than the sum of its proper divisors (1032702776).

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

1013321224 is an equidigital number, since it uses as much as digits as its factorization.

1013321224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1013321224 is about 31832.7068280409. The cubic root of 1013321224 is about 1004.4208354143.

Adding to 1013321224 its reverse (4221233101), we get a palindrome (5234554325).

The spelling of 1013321224 in words is "one billion, thirteen million, three hundred twenty-one thousand, two hundred twenty-four".