123312213300 has 72 divisors (see below), whose sum is σ = 357274730176. Its totient is φ = 32837967360.

The previous prime is 123312213289. The next prime is 123312213301. The reversal of 123312213300 is 3312213321.

123312213300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123312213301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64597 + ... + 500796.

Almost surely, 2^123312213300 is an apocalyptic number.

123312213300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123312213300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178637365088).

123312213300 is an abundant number, since it is smaller than the sum of its proper divisors (233962516876).

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

123312213300 is a wasteful number, since it uses less digits than its factorization.

123312213300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566137 (or 566130 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 123312213300 its sum of digits (21), we get a palindrome (123312213321).

Adding to 123312213300 its reverse (3312213321), we get a palindrome (126624426621).

The spelling of 123312213300 in words is "one hundred twenty-three billion, three hundred twelve million, two hundred thirteen thousand, three hundred".