122555240244542 has 8 divisors (see below), whose sum is σ = 210094697562096. Its totient is φ = 52523674390512.

The previous prime is 122555240244529. The next prime is 122555240244583. The reversal of 122555240244542 is 245442042555221.

122555240244542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×122555240244542² (a number of 29 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 in 3 ways as a sum of consecutive naturals, for example, 4376972865863 + ... + 4376972865890.

It is an arithmetic number, because the mean of its divisors is an integer number (26261837195262).

Almost surely, 2^{122555240244542} is an apocalyptic number.

122555240244542 is a deficient number, since it is larger than the sum of its proper divisors (87539457317554).

122555240244542 is an equidigital number, since it uses as much as digits as its factorization.

122555240244542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8753945731762.

The product of its (nonzero) digits is 5120000, while the sum is 47.

Adding to 122555240244542 its reverse (245442042555221), we get a palindrome (367997282799763).

The spelling of 122555240244542 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, two hundred forty million, two hundred forty-four thousand, five hundred forty-two".