100020021011211 has 16 divisors (see below), whose sum is σ = 160433116409600. Its totient is φ = 54146176787808.

The previous prime is 100020021011203. The next prime is 100020021011233. The reversal of 100020021011211 is 112110120020001.

It is not a de Polignac number, because 100020021011211 - 2³ = 100020021011203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100020021011311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125338371796 + ... + 125338372593.

It is an arithmetic number, because the mean of its divisors is an integer number (10027069775600).

Almost surely, 2^{100020021011211} is an apocalyptic number.

100020021011211 is a deficient number, since it is larger than the sum of its proper divisors (60413095398389).

100020021011211 is a wasteful number, since it uses less digits than its factorization.

100020021011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250676744418.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100020021011211 its reverse (112110120020001), we get a palindrome (212130141031212).

The spelling of 100020021011211 in words is "one hundred trillion, twenty billion, twenty-one million, eleven thousand, two hundred eleven".