122311224330420 has 48 divisors (see below), whose sum is σ = 342472177027008. Its totient is φ = 32616255164160.

The previous prime is 122311224330391. The next prime is 122311224330431. The reversal of 122311224330420 is 24033422113221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29070015 + ... + 33010425.

It is an arithmetic number, because the mean of its divisors is an integer number (7134837021396).

Almost surely, 2^{122311224330420} is an apocalyptic number.

122311224330420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122311224330420 is an abundant number, since it is smaller than the sum of its proper divisors (220160952696588).

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

122311224330420 is a wasteful number, since it uses less digits than its factorization.

122311224330420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457760 (or 4457758 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 122311224330420 its reverse (24033422113221), we get a palindrome (146344646443641).

The spelling of 122311224330420 in words is "one hundred twenty-two trillion, three hundred eleven billion, two hundred twenty-four million, three hundred thirty thousand, four hundred twenty".