123210100330 has 16 divisors (see below), whose sum is σ = 221791956264. Its totient is φ = 49280978880.

The previous prime is 123210100271. The next prime is 123210100331. The reversal of 123210100330 is 33001012321.

123210100330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 118741578921 + 4468521409 = 344589^2 + 66847^2 .

It is a super-2 number, since 2×123210100330² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123210100331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 209901 + ... + 538960.

Almost surely, 2^123210100330 is an apocalyptic number.

123210100330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123210100330 is a deficient number, since it is larger than the sum of its proper divisors (98581855934).

123210100330 is a wasteful number, since it uses less digits than its factorization.

123210100330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765321.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 123210100330 its reverse (33001012321), we get a palindrome (156211112651).

The spelling of 123210100330 in words is "one hundred twenty-three billion, two hundred ten million, one hundred thousand, three hundred thirty".