101023144 has 16 divisors (see below), whose sum is σ = 189918720. Its totient is φ = 50378160.

The previous prime is 101023127. The next prime is 101023157. The reversal of 101023144 is 441320101.

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 3 ways as a sum of consecutive naturals, for example, 13422 + ... + 19549.

It is an arithmetic number, because the mean of its divisors is an integer number (11869920).

Almost surely, 2^101023144 is an apocalyptic number.

It is an amenable number.

101023144 is a deficient number, since it is larger than the sum of its proper divisors (88895576).

101023144 is a wasteful number, since it uses less digits than its factorization.

101023144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33360 (or 33356 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 101023144 is about 10051.0270122013. The cubic root of 101023144 is about 465.7365196241.

Adding to 101023144 its reverse (441320101), we get a palindrome (542343245).

The spelling of 101023144 in words is "one hundred one million, twenty-three thousand, one hundred forty-four".