340123130121044 has 12 divisors (see below), whose sum is σ = 595222923769824. Its totient is φ = 170059437615384.

The previous prime is 340123130121037. The next prime is 340123130121079. The reversal of 340123130121044 is 440121031321043.

It is a junction number, because it is equal to n+sod(n) for n = 340123130120998 and 340123130121016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531501542 + ... + 532141085.

It is an arithmetic number, because the mean of its divisors is an integer number (49601910314152).

Almost surely, 2^{340123130121044} is an apocalyptic number.

It is an amenable number.

340123130121044 is a deficient number, since it is larger than the sum of its proper divisors (255099793648780).

340123130121044 is a wasteful number, since it uses less digits than its factorization.

340123130121044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063722574 (or 1063722572 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 340123130121044 its reverse (440121031321043), we get a palindrome (780244161442087).

The spelling of 340123130121044 in words is "three hundred forty trillion, one hundred twenty-three billion, one hundred thirty million, one hundred twenty-one thousand, forty-four".