100300122 has 24 divisors (see below), whose sum is σ = 234034164. Its totient is φ = 30861504.

The previous prime is 100300121. The next prime is 100300127. The reversal of 100300122 is 221003001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 78481881 + 21818241 = 8859^2 + 4671^2 .

It is a super-2 number, since 2×100300122² = 20120228946429768, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (100300121) 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, 214083 + ... + 214550.

Almost surely, 2^100300122 is an apocalyptic number.

100300122 is an abundant number, since it is smaller than the sum of its proper divisors (133734042).

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

100300122 is a wasteful number, since it uses less digits than its factorization.

100300122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428654 (or 428651 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 100300122 is about 10014.9948577121. The cubic root of 100300122 is about 464.6227672391.

Adding to 100300122 its reverse (221003001), we get a palindrome (321303123).

It can be divided in two parts, 1003001 and 22, that multiplied together give a palindrome (22066022).

The spelling of 100300122 in words is "one hundred million, three hundred thousand, one hundred twenty-two".