101120100947 has 2 divisors, whose sum is σ = 101120100948. Its totient is φ = 101120100946.

The previous prime is 101120100943. The next prime is 101120101009. The reversal of 101120100947 is 749001021101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101120100947 - 2² = 101120100943 is a prime.

It is not a weakly prime, because it can be changed into another prime (101120100943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50560050473 + 50560050474.

It is an arithmetic number, because the mean of its divisors is an integer number (50560050474).

Almost surely, 2^101120100947 is an apocalyptic number.

101120100947 is a deficient number, since it is larger than the sum of its proper divisors (1).

101120100947 is an equidigital number, since it uses as much as digits as its factorization.

101120100947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 101120100947 in words is "one hundred one billion, one hundred twenty million, one hundred thousand, nine hundred forty-seven".