100101203122211 has 4 divisors (see below), whose sum is σ = 100264500354672. Its totient is φ = 99937905889752.

The previous prime is 100101203122201. The next prime is 100101203122337. The reversal of 100101203122211 is 112221302101001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100101203122211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100101203122211.

It is not an unprimeable number, because it can be changed into a prime (100101203122201) 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, 81648615311 + ... + 81648616536.

It is an arithmetic number, because the mean of its divisors is an integer number (25066125088668).

Almost surely, 2^{100101203122211} is an apocalyptic number.

100101203122211 is a deficient number, since it is larger than the sum of its proper divisors (163297232461).

100101203122211 is an equidigital number, since it uses as much as digits as its factorization.

100101203122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163297232460.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 100101203122211 its reverse (112221302101001), we get a palindrome (212322505223212).

The spelling of 100101203122211 in words is "one hundred trillion, one hundred one billion, two hundred three million, one hundred twenty-two thousand, two hundred eleven".