102003123320 has 64 divisors (see below), whose sum is σ = 271338379200. Its totient is φ = 33766548480.

The previous prime is 102003123311. The next prime is 102003123353. The reversal of 102003123320 is 23321300201.

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, 6272861 + ... + 6289100.

It is an arithmetic number, because the mean of its divisors is an integer number (4239662175).

Almost surely, 2^102003123320 is an apocalyptic number.

102003123320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102003123320 is an abundant number, since it is smaller than the sum of its proper divisors (169335255880).

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

102003123320 is a wasteful number, since it uses less digits than its factorization.

102003123320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12562008 (or 12562004 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 102003123320 its reverse (23321300201), we get a palindrome (125324423521).

The spelling of 102003123320 in words is "one hundred two billion, three million, one hundred twenty-three thousand, three hundred twenty".