100220111211211 has 32 divisors (see below), whose sum is σ = 109033489152000. Its totient is φ = 91745017528320.

The previous prime is 100220111211193. The next prime is 100220111211271. The reversal of 100220111211211 is 112112111022001.

It is not a de Polignac number, because 100220111211211 - 2⁷ = 100220111211083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100220111211271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1588167286 + ... + 1588230388.

It is an arithmetic number, because the mean of its divisors is an integer number (3407296536000).

Almost surely, 2^{100220111211211} is an apocalyptic number.

100220111211211 is a deficient number, since it is larger than the sum of its proper divisors (8813377940789).

100220111211211 is a wasteful number, since it uses less digits than its factorization.

100220111211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70039.

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

Adding to 100220111211211 its reverse (112112111022001), we get a palindrome (212332222233212).

The spelling of 100220111211211 in words is "one hundred trillion, two hundred twenty billion, one hundred eleven million, two hundred eleven thousand, two hundred eleven".