100322025 has 12 divisors (see below), whose sum is σ = 165865872. Its totient is φ = 53505040.

The previous prime is 100321997. The next prime is 100322029. The reversal of 100322025 is 520223001.

It is not a de Polignac number, because 100322025 - 2⁵ = 100321993 is a prime.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100321995 and 100322013.

It is not an unprimeable number, because it can be changed into a prime (100322029) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 668739 + ... + 668888.

It is an arithmetic number, because the mean of its divisors is an integer number (13822156).

Almost surely, 2^100322025 is an apocalyptic number.

100322025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100322025 is a deficient number, since it is larger than the sum of its proper divisors (65543847).

100322025 is a wasteful number, since it uses less digits than its factorization.

100322025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337640 (or 1337635 counting only the distinct ones).

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

The square root of 100322025 is about 10016.0883083168. The cubic root of 100322025 is about 464.6565853827.

Adding to 100322025 its reverse (520223001), we get a palindrome (620545026).

The spelling of 100322025 in words is "one hundred million, three hundred twenty-two thousand, twenty-five".