123313001103220 has 24 divisors (see below), whose sum is σ = 259703576977824. Its totient is φ = 49183052886816.

The previous prime is 123313001103139. The next prime is 123313001103241. The reversal of 123313001103220 is 22301100313321.

It is a junction number, because it is equal to n+sod(n) for n = 123313001103191 and 123313001103200.

It is a congruent number.

It is an unprimeable number.

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, 8884215042 + ... + 8884228921.

It is an arithmetic number, because the mean of its divisors is an integer number (10820982374076).

Almost surely, 2^{123313001103220} is an apocalyptic number.

123313001103220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123313001103220 is an abundant number, since it is smaller than the sum of its proper divisors (136390575874604).

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

123313001103220 is a wasteful number, since it uses less digits than its factorization.

123313001103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17768444319 (or 17768444317 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123313001103220 its reverse (22301100313321), we get a palindrome (145614101416541).

The spelling of 123313001103220 in words is "one hundred twenty-three trillion, three hundred thirteen billion, one million, one hundred three thousand, two hundred twenty".