320002121010 has 128 divisors (see below), whose sum is σ = 917063804160. Its totient is φ = 70434892800.

The previous prime is 320002120993. The next prime is 320002121167. The reversal of 320002121010 is 10121200023.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 349725 + ... + 873104.

It is an arithmetic number, because the mean of its divisors is an integer number (7164560970).

Almost surely, 2^320002121010 is an apocalyptic number.

320002121010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320002121010 is an abundant number, since it is smaller than the sum of its proper divisors (597061683150).

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

320002121010 is a wasteful number, since it uses less digits than its factorization.

320002121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222924.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 320002121010 its reverse (10121200023), we get a palindrome (330123321033).

The spelling of 320002121010 in words is "three hundred twenty billion, two million, one hundred twenty-one thousand, ten".