102259297320 has 128 divisors (see below), whose sum is σ = 326253916800. Its totient is φ = 25567543296.

The previous prime is 102259297307. The next prime is 102259297321. The reversal of 102259297320 is 23792952201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102259297321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10029 + ... + 452348.

It is an arithmetic number, because the mean of its divisors is an integer number (2548858725).

Almost surely, 2^102259297320 is an apocalyptic number.

102259297320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102259297320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163126958400).

102259297320 is an abundant number, since it is smaller than the sum of its proper divisors (223994619480).

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

102259297320 is a wasteful number, since it uses less digits than its factorization.

102259297320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462507 (or 462503 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 102259297320 in words is "one hundred two billion, two hundred fifty-nine million, two hundred ninety-seven thousand, three hundred twenty".