100122010111111 has 4 divisors (see below), whose sum is σ = 101763354539224. Its totient is φ = 98480665683000.

The previous prime is 100122010111073. The next prime is 100122010111121. The reversal of 100122010111111 is 111111010221001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100122010111111 - 2⁹ = 100122010110599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100122010111091 and 100122010111100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100122010111121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820672213965 + ... + 820672214086.

It is an arithmetic number, because the mean of its divisors is an integer number (25440838634806).

Almost surely, 2^{100122010111111} is an apocalyptic number.

100122010111111 is a deficient number, since it is larger than the sum of its proper divisors (1641344428113).

100122010111111 is an equidigital number, since it uses as much as digits as its factorization.

100122010111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641344428112.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100122010111111 its reverse (111111010221001), we get a palindrome (211233020332112).

The spelling of 100122010111111 in words is "one hundred trillion, one hundred twenty-two billion, ten million, one hundred eleven thousand, one hundred eleven".