2312020312 has 64 divisors (see below), whose sum is σ = 5071680000. Its totient is φ = 987684768.

The previous prime is 2312020261. The next prime is 2312020351. The reversal of 2312020312 is 2130202132.

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, 983923 + ... + 986269.

It is an arithmetic number, because the mean of its divisors is an integer number (79245000).

Almost surely, 2^2312020312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2312020312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2535840000).

2312020312 is an abundant number, since it is smaller than the sum of its proper divisors (2759659688).

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

2312020312 is a wasteful number, since it uses less digits than its factorization.

2312020312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733 (or 2715 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2312020312 is about 48083.4723371763. The cubic root of 2312020312 is about 1322.3016760149.

Adding to 2312020312 its reverse (2130202132), we get a palindrome (4442222444).

The spelling of 2312020312 in words is "two billion, three hundred twelve million, twenty thousand, three hundred twelve".