100120020163 has 2 divisors, whose sum is σ = 100120020164. Its totient is φ = 100120020162.

The previous prime is 100120020113. The next prime is 100120020277. The reversal of 100120020163 is 361020021001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100120020163 is a prime.

It is not a weakly prime, because it can be changed into another prime (100120020113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060010081 + 50060010082.

It is an arithmetic number, because the mean of its divisors is an integer number (50060010082).

Almost surely, 2^100120020163 is an apocalyptic number.

100120020163 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120020163 is an equidigital number, since it uses as much as digits as its factorization.

100120020163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 100120020163 its reverse (361020021001), we get a palindrome (461140041164).

The spelling of 100120020163 in words is "one hundred billion, one hundred twenty million, twenty thousand, one hundred sixty-three".