123044120224535 has 16 divisors (see below), whose sum is σ = 148581453069504. Its totient is φ = 97817970116352.

The previous prime is 123044120224499. The next prime is 123044120224561. The reversal of 123044120224535 is 535422021440321.

It is a cyclic number.

It is not a de Polignac number, because 123044120224535 - 2¹⁸ = 123044119962391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104401352 + ... + 105573341.

It is an arithmetic number, because the mean of its divisors is an integer number (9286340816844).

Almost surely, 2^{123044120224535} is an apocalyptic number.

123044120224535 is a deficient number, since it is larger than the sum of its proper divisors (25537332844969).

123044120224535 is a wasteful number, since it uses less digits than its factorization.

123044120224535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209975434.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 123044120224535 its reverse (535422021440321), we get a palindrome (658466141664856).

The spelling of 123044120224535 in words is "one hundred twenty-three trillion, forty-four billion, one hundred twenty million, two hundred twenty-four thousand, five hundred thirty-five".