100220122111 has 4 divisors (see below), whose sum is σ = 105494865400. Its totient is φ = 94945378824.

The previous prime is 100220122109. The next prime is 100220122127. The reversal of 100220122111 is 111221022001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111221022001 = 10141 ⋅10967461.

It is a cyclic number.

It is not a de Polignac number, because 100220122111 - 2¹ = 100220122109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100220122091 and 100220122100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220122181) 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, 2637371616 + ... + 2637371653.

It is an arithmetic number, because the mean of its divisors is an integer number (26373716350).

Almost surely, 2^100220122111 is an apocalyptic number.

100220122111 is a deficient number, since it is larger than the sum of its proper divisors (5274743289).

100220122111 is an equidigital number, since it uses as much as digits as its factorization.

100220122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274743288.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100220122111 its reverse (111221022001), we get a palindrome (211441144112).

The spelling of 100220122111 in words is "one hundred billion, two hundred twenty million, one hundred twenty-two thousand, one hundred eleven".