123033223320 has 64 divisors (see below), whose sum is σ = 421828197120. Its totient is φ = 28121879424.

The previous prime is 123033223283. The next prime is 123033223337. The reversal of 123033223320 is 23322330321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73233222 + ... + 73234901.

It is an arithmetic number, because the mean of its divisors is an integer number (6591065580).

Almost surely, 2^123033223320 is an apocalyptic number.

123033223320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123033223320 is an abundant number, since it is smaller than the sum of its proper divisors (298794973800).

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

123033223320 is a wasteful number, since it uses less digits than its factorization.

123033223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146468144 (or 146468140 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 123033223320 its reverse (23322330321), we get a palindrome (146355553641).

The spelling of 123033223320 in words is "one hundred twenty-three billion, thirty-three million, two hundred twenty-three thousand, three hundred twenty".