101120144 has 20 divisors (see below), whose sum is σ = 204439296. Its totient is φ = 48361632.

The previous prime is 101120141. The next prime is 101120153. The reversal of 101120144 is 441021101.

It is not an unprimeable number, because it can be changed into a prime (101120141) 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 3 ways as a sum of consecutive naturals, for example, 137024 + ... + 137759.

Almost surely, 2^101120144 is an apocalyptic number.

It is an amenable number.

101120144 is an abundant number, since it is smaller than the sum of its proper divisors (103319152).

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

101120144 is a wasteful number, since it uses less digits than its factorization.

101120144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274814 (or 274808 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 101120144 is about 10055.8512319942. The cubic root of 101120144 is about 465.8855349527.

Adding to 101120144 its reverse (441021101), we get a palindrome (542141245).

The spelling of 101120144 in words is "one hundred one million, one hundred twenty thousand, one hundred forty-four".