100101121212211 has 12 divisors (see below), whose sum is σ = 116455359633600. Its totient is φ = 85792709716560.

The previous prime is 100101121212101. The next prime is 100101121212259. The reversal of 100101121212211 is 112212121101001.

It is a de Polignac number, because none of the positive numbers 2^k-100101121212211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100101121212271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97715280 + ... + 98734381.

It is an arithmetic number, because the mean of its divisors is an integer number (9704613302800).

Almost surely, 2^{100101121212211} is an apocalyptic number.

100101121212211 is a deficient number, since it is larger than the sum of its proper divisors (16354238421389).

100101121212211 is a wasteful number, since it uses less digits than its factorization.

100101121212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196460074 (or 196460067 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 100101121212211 its reverse (112212121101001), we get a palindrome (212313242313212).

The spelling of 100101121212211 in words is "one hundred trillion, one hundred one billion, one hundred twenty-one million, two hundred twelve thousand, two hundred eleven".