100112220201971 has 2 divisors, whose sum is σ = 100112220201972. Its totient is φ = 100112220201970.

The previous prime is 100112220201953. The next prime is 100112220202013. The reversal of 100112220201971 is 179102022211001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100112220201971 - 2¹⁰ = 100112220200947 is a prime.

It is not a weakly prime, because it can be changed into another prime (100112220201871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50056110100985 + 50056110100986.

It is an arithmetic number, because the mean of its divisors is an integer number (50056110100986).

Almost surely, 2^{100112220201971} is an apocalyptic number.

100112220201971 is a deficient number, since it is larger than the sum of its proper divisors (1).

100112220201971 is an equidigital number, since it uses as much as digits as its factorization.

100112220201971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 29.

Adding to 100112220201971 its reverse (179102022211001), we get a palindrome (279214242412972).

The spelling of 100112220201971 in words is "one hundred trillion, one hundred twelve billion, two hundred twenty million, two hundred one thousand, nine hundred seventy-one".