101113530 has 64 divisors (see below), whose sum is σ = 279859968. Its totient is φ = 22901760.

The previous prime is 101113513. The next prime is 101113531. The reversal of 101113530 is 35311101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (101113531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21600 + ... + 25860.

It is an arithmetic number, because the mean of its divisors is an integer number (4372812).

Almost surely, 2^101113530 is an apocalyptic number.

101113530 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 101113530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139929984).

101113530 is an abundant number, since it is smaller than the sum of its proper divisors (178746438).

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

101113530 is a wasteful number, since it uses less digits than its factorization.

101113530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4391.

The product of its (nonzero) digits is 45, while the sum is 15.

The square root of 101113530 is about 10055.5223633584. The cubic root of 101113530 is about 465.8753772861.

Adding to 101113530 its reverse (35311101), we get a palindrome (136424631).

It can be divided in two parts, 1011 and 13530, that added together give a palindrome (14541).

The spelling of 101113530 in words is "one hundred one million, one hundred thirteen thousand, five hundred thirty".