100121211102211 has 8 divisors (see below), whose sum is σ = 107833781571264. Its totient is φ = 92410203325440.

The previous prime is 100121211102181. The next prime is 100121211102223. The reversal of 100121211102211 is 112201112121001.

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-100121211102211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100121211102251) 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, 390539995 + ... + 390796276.

It is an arithmetic number, because the mean of its divisors is an integer number (13479222696408).

Almost surely, 2^{100121211102211} is an apocalyptic number.

100121211102211 is a deficient number, since it is larger than the sum of its proper divisors (7712570469053).

100121211102211 is an equidigital number, since it uses as much as digits as its factorization.

100121211102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781346141.

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

Adding to 100121211102211 its reverse (112201112121001), we get a palindrome (212322323223212).

The spelling of 100121211102211 in words is "one hundred trillion, one hundred twenty-one billion, two hundred eleven million, one hundred two thousand, two hundred eleven".