100211325 has 12 divisors (see below), whose sum is σ = 165682848. Its totient is φ = 53446000.

The previous prime is 100211303. The next prime is 100211329. The reversal of 100211325 is 523112001.

It is not a de Polignac number, because 100211325 - 2²¹ = 98114173 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211329) 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, 668001 + ... + 668150.

It is an arithmetic number, because the mean of its divisors is an integer number (13806904).

Almost surely, 2^100211325 is an apocalyptic number.

100211325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100211325 is a deficient number, since it is larger than the sum of its proper divisors (65471523).

100211325 is a wasteful number, since it uses less digits than its factorization.

100211325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336164 (or 1336159 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 100211325 is about 10010.5606736086. The cubic root of 100211325 is about 464.4856145678.

Adding to 100211325 its reverse (523112001), we get a palindrome (623323326).

The spelling of 100211325 in words is "one hundred million, two hundred eleven thousand, three hundred twenty-five".