103021224 has 64 divisors (see below), whose sum is σ = 282139200. Its totient is φ = 31202304.

The previous prime is 103021201. The next prime is 103021229. The reversal of 103021224 is 422120301.

It is a super-2 number, since 2×103021224² = 21226745188916352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103021229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7479 + ... + 16185.

It is an arithmetic number, because the mean of its divisors is an integer number (4408425).

Almost surely, 2^103021224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103021224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141069600).

103021224 is an abundant number, since it is smaller than the sum of its proper divisors (179117976).

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

103021224 is a wasteful number, since it uses less digits than its factorization.

103021224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8762 (or 8758 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 103021224 is about 10149.9371426625. The cubic root of 103021224 is about 468.7870094868.

Adding to 103021224 its reverse (422120301), we get a palindrome (525141525).

The spelling of 103021224 in words is "one hundred three million, twenty-one thousand, two hundred twenty-four".