100020266 has 8 divisors (see below), whose sum is σ = 150086304. Its totient is φ = 49991500.

The previous prime is 100020257. The next prime is 100020269. The reversal of 100020266 is 662020001.

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

It is a super-2 number, since 2×100020266² = 20008107221421512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100020269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190 + ... + 14193.

It is an arithmetic number, because the mean of its divisors is an integer number (18760788).

Almost surely, 2^100020266 is an apocalyptic number.

100020266 is a deficient number, since it is larger than the sum of its proper divisors (50066038).

100020266 is a wasteful number, since it uses less digits than its factorization.

100020266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18636.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 100020266 is about 10001.0132486664. The cubic root of 100020266 is about 464.1902367231.

Adding to 100020266 its reverse (662020001), we get a palindrome (762040267).

The spelling of 100020266 in words is "one hundred million, twenty thousand, two hundred sixty-six".