100112020021111 has 128 divisors (see below), whose sum is σ = 132409391579136. Its totient is φ = 73663703562240.

The previous prime is 100112020021109. The next prime is 100112020021147. The reversal of 100112020021111 is 111120020211001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100112020021111 - 2¹ = 100112020021109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100112020021091 and 100112020021100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112020021171) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2697182725 + ... + 2697219841.

It is an arithmetic number, because the mean of its divisors is an integer number (1034448371712).

Almost surely, 2^{100112020021111} is an apocalyptic number.

100112020021111 is a deficient number, since it is larger than the sum of its proper divisors (32297371558025).

100112020021111 is a wasteful number, since it uses less digits than its factorization.

100112020021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37661.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100112020021111 its reverse (111120020211001), we get a palindrome (211232040232112).

The spelling of 100112020021111 in words is "one hundred trillion, one hundred twelve billion, twenty million, twenty-one thousand, one hundred eleven".