100222111127 has 2 divisors, whose sum is σ = 100222111128. Its totient is φ = 100222111126.

The previous prime is 100222111079. The next prime is 100222111147. The reversal of 100222111127 is 721111222001.

It is a happy number.

It is an a-pointer prime, because the next prime (100222111147) can be obtained adding 100222111127 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100222111127 - 2¹⁰ = 100222110103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100222111099 and 100222111108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100222111147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50111055563 + 50111055564.

It is an arithmetic number, because the mean of its divisors is an integer number (50111055564).

Almost surely, 2^100222111127 is an apocalyptic number.

100222111127 is a deficient number, since it is larger than the sum of its proper divisors (1).

100222111127 is an equidigital number, since it uses as much as digits as its factorization.

100222111127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 100222111127 its reverse (721111222001), we get a palindrome (821333333128).

The spelling of 100222111127 in words is "one hundred billion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty-seven".