100020002011 has 4 divisors (see below), whose sum is σ = 100039319800. Its totient is φ = 100000684224.

The previous prime is 100020002009. The next prime is 100020002021. The reversal of 100020002011 is 110200020001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100020002011 - 2¹ = 100020002009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100020001985 and 100020002003.

It is not an unprimeable number, because it can be changed into a prime (100020002021) 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 3 ways as a sum of consecutive naturals, for example, 9651126 + ... + 9661483.

It is an arithmetic number, because the mean of its divisors is an integer number (25009829950).

Almost surely, 2^100020002011 is an apocalyptic number.

100020002011 is a deficient number, since it is larger than the sum of its proper divisors (19317789).

100020002011 is an equidigital number, since it uses as much as digits as its factorization.

100020002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19317788.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 100020002011 its reverse (110200020001), we get a palindrome (210220022012).

The spelling of 100020002011 in words is "one hundred billion, twenty million, two thousand, eleven".