123232012322100 has 144 divisors (see below), whose sum is σ = 411845339336256. Its totient is φ = 28117107968000.

The previous prime is 123232012322063. The next prime is 123232012322123. The reversal of 123232012322100 is 1223210232321.

It is a super-2 number, since 2×123232012322100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1098268431 + ... + 1098380630.

It is an arithmetic number, because the mean of its divisors is an integer number (2860037078724).

Almost surely, 2^{123232012322100} is an apocalyptic number.

123232012322100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123232012322100 is an abundant number, since it is smaller than the sum of its proper divisors (288613327014156).

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

123232012322100 is a wasteful number, since it uses less digits than its factorization.

123232012322100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196649106 (or 2196649099 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 123232012322100 its reverse (1223210232321), we get a palindrome (124455222554421).

The spelling of 123232012322100 in words is "one hundred twenty-three trillion, two hundred thirty-two billion, twelve million, three hundred twenty-two thousand, one hundred".