310120105144 has 8 divisors (see below), whose sum is σ = 581475197160. Its totient is φ = 155060052568.

The previous prime is 310120105069. The next prime is 310120105151. The reversal of 310120105144 is 441501021013.

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

It is a super-2 number, since 2×310120105144² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19382506564 + ... + 19382506579.

It is an arithmetic number, because the mean of its divisors is an integer number (72684399645).

Almost surely, 2^310120105144 is an apocalyptic number.

It is an amenable number.

310120105144 is a deficient number, since it is larger than the sum of its proper divisors (271355092016).

310120105144 is a wasteful number, since it uses less digits than its factorization.

310120105144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38765013149 (or 38765013145 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 310120105144 its reverse (441501021013), we get a palindrome (751621126157).

The spelling of 310120105144 in words is "three hundred ten billion, one hundred twenty million, one hundred five thousand, one hundred forty-four".