101117070 has 96 divisors (see below), whose sum is σ = 274004640. Its totient is φ = 25850880.

The previous prime is 101117063. The next prime is 101117087. The reversal of 101117070 is 70711101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 247026 + ... + 247434.

It is an arithmetic number, because the mean of its divisors is an integer number (2854215).

Almost surely, 2^101117070 is an apocalyptic number.

101117070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 101117070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137002320).

101117070 is an abundant number, since it is smaller than the sum of its proper divisors (172887570).

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

101117070 is a wasteful number, since it uses less digits than its factorization.

101117070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 49, while the sum is 18.

The square root of 101117070 is about 10055.6983844982. The cubic root of 101117070 is about 465.8808140119.

Adding to 101117070 its reverse (70711101), we get a palindrome (171828171).

It can be divided in two parts, 1011 and 17070, that added together give a palindrome (18081).

The spelling of 101117070 in words is "one hundred one million, one hundred seventeen thousand, seventy".