101044140 has 48 divisors (see below), whose sum is σ = 283772160. Its totient is φ = 26864320.

The previous prime is 101044127. The next prime is 101044169. The reversal of 101044140 is 41440101.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19195 + ... + 23885.

It is an arithmetic number, because the mean of its divisors is an integer number (5911920).

Almost surely, 2^101044140 is an apocalyptic number.

101044140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101044140 is an abundant number, since it is smaller than the sum of its proper divisors (182728020).

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

101044140 is a wasteful number, since it uses less digits than its factorization.

101044140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5062 (or 5060 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 101044140 is about 10052.0714283176. The cubic root of 101044140 is about 465.7687826159.

Adding to 101044140 its reverse (41440101), we get a palindrome (142484241).

It can be divided in two parts, 1010 and 44140, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 101044140 in words is "one hundred one million, forty-four thousand, one hundred forty".