101120321144 has 8 divisors (see below), whose sum is σ = 189600602160. Its totient is φ = 50560160568.

The previous prime is 101120321131. The next prime is 101120321149. The reversal of 101120321144 is 441123021101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101120321149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6320020064 + ... + 6320020079.

It is an arithmetic number, because the mean of its divisors is an integer number (23700075270).

Almost surely, 2^101120321144 is an apocalyptic number.

It is an amenable number.

101120321144 is a deficient number, since it is larger than the sum of its proper divisors (88480281016).

101120321144 is a wasteful number, since it uses less digits than its factorization.

101120321144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12640040149 (or 12640040145 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 101120321144 its reverse (441123021101), we get a palindrome (542243342245).

The spelling of 101120321144 in words is "one hundred one billion, one hundred twenty million, three hundred twenty-one thousand, one hundred forty-four".