100020206267 has 4 divisors (see below), whose sum is σ = 100020966936. Its totient is φ = 100019445600.

The previous prime is 100020206263. The next prime is 100020206311. The reversal of 100020206267 is 762602020001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 100020206267 - 2² = 100020206263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100020206261) 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, 126734 + ... + 464867.

It is an arithmetic number, because the mean of its divisors is an integer number (25005241734).

Almost surely, 2^100020206267 is an apocalyptic number.

100020206267 is a deficient number, since it is larger than the sum of its proper divisors (760669).

100020206267 is an equidigital number, since it uses as much as digits as its factorization.

100020206267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760668.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 100020206267 its reverse (762602020001), we get a palindrome (862622226268).

The spelling of 100020206267 in words is "one hundred billion, twenty million, two hundred six thousand, two hundred sixty-seven".