100021126 has 8 divisors (see below), whose sum is σ = 150354360. Its totient is φ = 49903008.

The previous prime is 100021121. The next prime is 100021127. The reversal of 100021126 is 621120001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52611 + ... + 54478.

It is an arithmetic number, because the mean of its divisors is an integer number (18794295).

Almost surely, 2^100021126 is an apocalyptic number.

100021126 is a deficient number, since it is larger than the sum of its proper divisors (50333234).

100021126 is a wasteful number, since it uses less digits than its factorization.

100021126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107558.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 100021126 is about 10001.0562442174. The cubic root of 100021126 is about 464.1915671284.

Adding to 100021126 its reverse (621120001), we get a palindrome (721141127).

The spelling of 100021126 in words is "one hundred million, twenty-one thousand, one hundred twenty-six".