101113308018 has 32 divisors (see below), whose sum is σ = 225245668800. Its totient is φ = 33622021728.

The previous prime is 101113308011. The next prime is 101113308019. The reversal of 101113308018 is 810803311101.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 101113307982 and 101113308000.

It is not an unprimeable number, because it can be changed into a prime (101113308011) 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 15 ways as a sum of consecutive naturals, for example, 2266996 + ... + 2311167.

It is an arithmetic number, because the mean of its divisors is an integer number (7038927150).

Almost surely, 2^101113308018 is an apocalyptic number.

101113308018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

101113308018 is an abundant number, since it is smaller than the sum of its proper divisors (124132360782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101113308018 is a wasteful number, since it uses less digits than its factorization.

101113308018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4578583 (or 4578577 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

Adding to 101113308018 its reverse (810803311101), we get a palindrome (911916619119).

The spelling of 101113308018 in words is "one hundred one billion, one hundred thirteen million, three hundred eight thousand, eighteen".