101630111047 has 4 divisors (see below), whose sum is σ = 106979064280. Its totient is φ = 96281157816.

The previous prime is 101630111041. The next prime is 101630111087. The reversal of 101630111047 is 740111036101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 740111036101 = 41521 ⋅17824981.

It is a cyclic number.

It is not a de Polignac number, because 101630111047 - 2²³ = 101621722439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101630111041) 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 in 3 ways as a sum of consecutive naturals, for example, 2674476588 + ... + 2674476625.

It is an arithmetic number, because the mean of its divisors is an integer number (26744766070).

Almost surely, 2^101630111047 is an apocalyptic number.

101630111047 is a deficient number, since it is larger than the sum of its proper divisors (5348953233).

101630111047 is an equidigital number, since it uses as much as digits as its factorization.

101630111047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5348953232.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 101630111047 its reverse (740111036101), we get a palindrome (841741147148).

The spelling of 101630111047 in words is "one hundred one billion, six hundred thirty million, one hundred eleven thousand, forty-seven".