102203000320 has 80 divisors (see below), whose sum is σ = 257945030640. Its totient is φ = 38729539584.

The previous prime is 102203000303. The next prime is 102203000329. The reversal of 102203000320 is 23000302201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 102203000320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102203000329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1001967 + ... + 1099246.

It is an arithmetic number, because the mean of its divisors is an integer number (3224312883).

Almost surely, 2^102203000320 is an apocalyptic number.

102203000320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102203000320 is an abundant number, since it is smaller than the sum of its proper divisors (155742030320).

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

102203000320 is an equidigital number, since it uses as much as digits as its factorization.

102203000320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101255 (or 2101239 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 102203000320 its reverse (23000302201), we get a palindrome (125203302521).

The spelling of 102203000320 in words is "one hundred two billion, two hundred three million, three hundred twenty", and thus it is an aban number.