100112220001 has 2 divisors, whose sum is σ = 100112220002. Its totient is φ = 100112220000.

The previous prime is 100112219969. The next prime is 100112220007. The reversal of 100112220001 is 100022211001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54207014976 + 45905205025 = 232824^2 + 214255^2 .

It is a cyclic number.

It is not a de Polignac number, because 100112220001 - 2⁵ = 100112219969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100112220001.

It is not a weakly prime, because it can be changed into another prime (100112220007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50056110000 + 50056110001.

It is an arithmetic number, because the mean of its divisors is an integer number (50056110001).

Almost surely, 2^100112220001 is an apocalyptic number.

It is an amenable number.

100112220001 is a deficient number, since it is larger than the sum of its proper divisors (1).

100112220001 is an equidigital number, since it uses as much as digits as its factorization.

100112220001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100112220001 its reverse (100022211001), we get a palindrome (200134431002).

The spelling of 100112220001 in words is "one hundred billion, one hundred twelve million, two hundred twenty thousand, one".