100322250 has 128 divisors (see below), whose sum is σ = 290594304. Its totient is φ = 22579200.

The previous prime is 100322227. The next prime is 100322267. The reversal of 100322250 is 52223001.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 509152 + ... + 509348.

It is an arithmetic number, because the mean of its divisors is an integer number (2270268).

Almost surely, 2^100322250 is an apocalyptic number.

100322250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100322250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145297152).

100322250 is an abundant number, since it is smaller than the sum of its proper divisors (190272054).

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

100322250 is a wasteful number, since it uses less digits than its factorization.

100322250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 100322250 is about 10016.0995402402. The cubic root of 100322250 is about 464.6569327563.

Adding to 100322250 its reverse (52223001), we get a palindrome (152545251).

The spelling of 100322250 in words is "one hundred million, three hundred twenty-two thousand, two hundred fifty".