123111003320 has 32 divisors (see below), whose sum is σ = 277102328400. Its totient is φ = 49226166528.

The previous prime is 123111003317. The next prime is 123111003341. The reversal of 123111003320 is 23300111321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460205 + ... + 676764.

Almost surely, 2^123111003320 is an apocalyptic number.

123111003320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123111003320 is an abundant number, since it is smaller than the sum of its proper divisors (153991325080).

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

123111003320 is a wasteful number, since it uses less digits than its factorization.

123111003320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139687 (or 1139683 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 123111003320 its reverse (23300111321), we get a palindrome (146411114641).

The spelling of 123111003320 in words is "one hundred twenty-three billion, one hundred eleven million, three thousand, three hundred twenty".