100000001011211 has 8 divisors (see below), whose sum is σ = 114301751097600. Its totient is φ = 85702259838888.

The previous prime is 100000001011199. The next prime is 100000001011217. The reversal of 100000001011211 is 112110100000001.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-100000001011211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100000001011217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002175061 + ... + 1002274838.

It is an arithmetic number, because the mean of its divisors is an integer number (14287718887200).

Almost surely, 2^{100000001011211} is an apocalyptic number.

100000001011211 is a deficient number, since it is larger than the sum of its proper divisors (14301750086389).

100000001011211 is an equidigital number, since it uses as much as digits as its factorization.

100000001011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004457033.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 100000001011211 its reverse (112110100000001), we get a palindrome (212110101011212).

The spelling of 100000001011211 in words is "one hundred trillion, one million, eleven thousand, two hundred eleven".