100120210111 has 2 divisors, whose sum is σ = 100120210112. Its totient is φ = 100120210110.

The previous prime is 100120210037. The next prime is 100120210129. The reversal of 100120210111 is 111012021001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100120210111 - 2²⁵ = 100086655679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100120210811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060105055 + 50060105056.

It is an arithmetic number, because the mean of its divisors is an integer number (50060105056).

Almost surely, 2^100120210111 is an apocalyptic number.

100120210111 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120210111 is an equidigital number, since it uses as much as digits as its factorization.

100120210111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100120210111 its reverse (111012021001), we get a palindrome (211132231112).

The spelling of 100120210111 in words is "one hundred billion, one hundred twenty million, two hundred ten thousand, one hundred eleven".