100121301 has 24 divisors (see below), whose sum is σ = 166031424. Its totient is φ = 56952000.

The previous prime is 100121299. The next prime is 100121321. The reversal of 100121301 is 103121001.

It is not a de Polignac number, because 100121301 - 2¹ = 100121299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10801 + ... + 17801.

It is an arithmetic number, because the mean of its divisors is an integer number (6917976).

Almost surely, 2^100121301 is an apocalyptic number.

It is an amenable number.

100121301 is a deficient number, since it is larger than the sum of its proper divisors (65910123).

100121301 is a wasteful number, since it uses less digits than its factorization.

100121301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7241 (or 7238 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 100121301 is about 10006.0632118731. The cubic root of 100121301 is about 464.3464839836.

Adding to 100121301 its reverse (103121001), we get a palindrome (203242302).

The spelling of 100121301 in words is "one hundred million, one hundred twenty-one thousand, three hundred one".