103222320 has 40 divisors (see below), whose sum is σ = 319989936. Its totient is φ = 27525888.

The previous prime is 103222313. The next prime is 103222333. The reversal of 103222320 is 23222301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 103222320.

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, 214807 + ... + 215286.

Almost surely, 2^103222320 is an apocalyptic number.

103222320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103222320 is an abundant number, since it is smaller than the sum of its proper divisors (216767616).

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

103222320 is a wasteful number, since it uses less digits than its factorization.

103222320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430109 (or 430103 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 103222320 is about 10159.8385813949. The cubic root of 103222320 is about 469.0918331485.

Adding to 103222320 its reverse (23222301), we get a palindrome (126444621).

The spelling of 103222320 in words is "one hundred three million, two hundred twenty-two thousand, three hundred twenty".