101440130 has 32 divisors (see below), whose sum is σ = 200111040. Its totient is φ = 36717120.

The previous prime is 101440123. The next prime is 101440159. The reversal of 101440130 is 31044101.

It is a happy number.

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, 23177 + ... + 27203.

It is an arithmetic number, because the mean of its divisors is an integer number (6253470).

Almost surely, 2^101440130 is an apocalyptic number.

101440130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101440130 is a deficient number, since it is larger than the sum of its proper divisors (98670910).

101440130 is a wasteful number, since it uses less digits than its factorization.

101440130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 101440130 is about 10071.7491033087. The cubic root of 101440130 is about 466.3764357492.

Adding to 101440130 its reverse (31044101), we get a palindrome (132484231).

The spelling of 101440130 in words is "one hundred one million, four hundred forty thousand, one hundred thirty".