122401353173 has 8 divisors (see below), whose sum is σ = 133569610176. Its totient is φ = 111239906400.

The previous prime is 122401353169. The next prime is 122401353209. The reversal of 122401353173 is 371353104221.

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

It is a cyclic number.

It is not a de Polignac number, because 122401353173 - 2² = 122401353169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122401353973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1664936 + ... + 1736897.

It is an arithmetic number, because the mean of its divisors is an integer number (16696201272).

Almost surely, 2^122401353173 is an apocalyptic number.

It is an amenable number.

122401353173 is a deficient number, since it is larger than the sum of its proper divisors (11168257003).

122401353173 is a wasteful number, since it uses less digits than its factorization.

122401353173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3405115.

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 122401353173 its reverse (371353104221), we get a palindrome (493754457394).

It can be divided in two parts, 122401 and 353173, that added together give a palindrome (475574).

The spelling of 122401353173 in words is "one hundred twenty-two billion, four hundred one million, three hundred fifty-three thousand, one hundred seventy-three".