100110111011947 has 2 divisors, whose sum is σ = 100110111011948. Its totient is φ = 100110111011946.

The previous prime is 100110111011927. The next prime is 100110111012013. The reversal of 100110111011947 is 749110111011001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100110111011947 is a prime.

It is not a weakly prime, because it can be changed into another prime (100110111011917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055055505973 + 50055055505974.

It is an arithmetic number, because the mean of its divisors is an integer number (50055055505974).

Almost surely, 2^{100110111011947} is an apocalyptic number.

100110111011947 is a deficient number, since it is larger than the sum of its proper divisors (1).

100110111011947 is an equidigital number, since it uses as much as digits as its factorization.

100110111011947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 28.

Adding to 100110111011947 its reverse (749110111011001), we get a palindrome (849220222022948).

The spelling of 100110111011947 in words is "one hundred trillion, one hundred ten billion, one hundred eleven million, eleven thousand, nine hundred forty-seven".