100220102011191 has 24 divisors (see below), whose sum is σ = 139722527046256. Its totient is φ = 63893253916800.

The previous prime is 100220102011181. The next prime is 100220102011193. The reversal of 100220102011191 is 191110201022001.

It is not a de Polignac number, because 100220102011191 - 2⁷ = 100220102011063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220102011193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 849160 + ... + 14183133.

Almost surely, 2^{100220102011191} is an apocalyptic number.

100220102011191 is a deficient number, since it is larger than the sum of its proper divisors (39502425035065).

100220102011191 is a wasteful number, since it uses less digits than its factorization.

100220102011191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15036543 (or 15036520 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 21.

Adding to 100220102011191 its reverse (191110201022001), we get a palindrome (291330303033192).

The spelling of 100220102011191 in words is "one hundred trillion, two hundred twenty billion, one hundred two million, eleven thousand, one hundred ninety-one".