122303432311320 has 128 divisors (see below), whose sum is σ = 395154012637440. Its totient is φ = 30103948131840.

The previous prime is 122303432311303. The next prime is 122303432311321. The reversal of 122303432311320 is 23113234303221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122303432311321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29258247 + ... + 33176073.

It is an arithmetic number, because the mean of its divisors is an integer number (3087140723730).

Almost surely, 2^{122303432311320} is an apocalyptic number.

122303432311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122303432311320 is an abundant number, since it is smaller than the sum of its proper divisors (272850580326120).

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

122303432311320 is a wasteful number, since it uses less digits than its factorization.

122303432311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3937865 (or 3937861 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 122303432311320 its reverse (23113234303221), we get a palindrome (145416666614541).

The spelling of 122303432311320 in words is "one hundred twenty-two trillion, three hundred three billion, four hundred thirty-two million, three hundred eleven thousand, three hundred twenty".