123002100320 has 48 divisors (see below), whose sum is σ = 317009963088. Its totient is φ = 44728035840.

The previous prime is 123002100313. The next prime is 123002100343. The reversal of 123002100320 is 23001200321.

It is a happy number.

123002100320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 123002100295 and 123002100304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34942019 + ... + 34945538.

It is an arithmetic number, because the mean of its divisors is an integer number (6604374231).

Almost surely, 2^123002100320 is an apocalyptic number.

123002100320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123002100320 is an abundant number, since it is smaller than the sum of its proper divisors (194007862768).

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

123002100320 is a wasteful number, since it uses less digits than its factorization.

123002100320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69887583 (or 69887575 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 123002100320 its reverse (23001200321), we get a palindrome (146003300641).

It can be divided in two parts, 123002 and 100320, that added together give a palindrome (223322).

The spelling of 123002100320 in words is "one hundred twenty-three billion, two million, one hundred thousand, three hundred twenty".