101140260 has 96 divisors (see below), whose sum is σ = 307679232. Its totient is φ = 24675840.

The previous prime is 101140243. The next prime is 101140261. The reversal of 101140260 is 62041101.

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 (101140261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98550 + ... + 99570.

It is an arithmetic number, because the mean of its divisors is an integer number (3204992).

Almost surely, 2^101140260 is an apocalyptic number.

101140260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101140260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153839616).

101140260 is an abundant number, since it is smaller than the sum of its proper divisors (206538972).

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

101140260 is a wasteful number, since it uses less digits than its factorization.

101140260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1171 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 101140260 is about 10056.8513959390. The cubic root of 101140260 is about 465.9164260349.

Adding to 101140260 its reverse (62041101), we get a palindrome (163181361).

The spelling of 101140260 in words is "one hundred one million, one hundred forty thousand, two hundred sixty".