100112202021111 has 128 divisors (see below), whose sum is σ = 167857461657600. Its totient is φ = 51795221385600.

The previous prime is 100112202021079. The next prime is 100112202021113. The reversal of 100112202021111 is 111120202211001.

It is a happy number.

It is not a de Polignac number, because 100112202021111 - 2⁵ = 100112202021079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112202021113) 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, 3353715336 + ... + 3353745186.

It is an arithmetic number, because the mean of its divisors is an integer number (1311386419200).

Almost surely, 2^{100112202021111} is an apocalyptic number.

100112202021111 is a deficient number, since it is larger than the sum of its proper divisors (67745259636489).

100112202021111 is a wasteful number, since it uses less digits than its factorization.

100112202021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34129.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100112202021111 its reverse (111120202211001), we get a palindrome (211232404232112).

The spelling of 100112202021111 in words is "one hundred trillion, one hundred twelve billion, two hundred two million, twenty-one thousand, one hundred eleven".