122311242202452 has 12 divisors (see below), whose sum is σ = 285392898472416. Its totient is φ = 40770414067480.

The previous prime is 122311242202441. The next prime is 122311242202453. The reversal of 122311242202452 is 254202242113221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122311242202453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5096301758424 + ... + 5096301758447.

It is an arithmetic number, because the mean of its divisors is an integer number (23782741539368).

Almost surely, 2^{122311242202452} is an apocalyptic number.

122311242202452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122311242202452 is an abundant number, since it is smaller than the sum of its proper divisors (163081656269964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122311242202452 is a wasteful number, since it uses less digits than its factorization.

122311242202452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10192603516878 (or 10192603516876 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 122311242202452 its reverse (254202242113221), we get a palindrome (376513484315673).

The spelling of 122311242202452 in words is "one hundred twenty-two trillion, three hundred eleven billion, two hundred forty-two million, two hundred two thousand, four hundred fifty-two".