123044220204406 has 8 divisors (see below), whose sum is σ = 184595960495520. Its totient is φ = 61512233372568.

The previous prime is 123044220204383. The next prime is 123044220204419. The reversal of 123044220204406 is 604402022440321.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4938349246 + ... + 4938374161.

It is an arithmetic number, because the mean of its divisors is an integer number (23074495061940).

Almost surely, 2^{123044220204406} is an apocalyptic number.

123044220204406 is a deficient number, since it is larger than the sum of its proper divisors (61551740291114).

123044220204406 is an equidigital number, since it uses as much as digits as its factorization.

123044220204406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9876729638.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 123044220204406 its reverse (604402022440321), we get a palindrome (727446242644727).

The spelling of 123044220204406 in words is "one hundred twenty-three trillion, forty-four billion, two hundred twenty million, two hundred four thousand, four hundred six".