123323202120000 has 140 divisors (see below), whose sum is σ = 407735282019296. Its totient is φ = 32886187200000.

The previous prime is 123323202119939. The next prime is 123323202120011. The reversal of 123323202120000 is 21202323321.

It is a happy number.

It is a super-3 number, since 3×123323202120000³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 513726676 + ... + 513966675.

Almost surely, 2^{123323202120000} is an apocalyptic number.

123323202120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123323202120000 is an abundant number, since it is smaller than the sum of its proper divisors (284412079899296).

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

123323202120000 is an equidigital number, since it uses as much as digits as its factorization.

123323202120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027693386 (or 1027693361 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 123323202120000 its reverse (21202323321), we get a palindrome (123344404443321).

The spelling of 123323202120000 in words is "one hundred twenty-three trillion, three hundred twenty-three billion, two hundred two million, one hundred twenty thousand".