2002132320 has 96 divisors (see below), whose sum is σ = 6440974848. Its totient is φ = 522536448.

The previous prime is 2002132291. The next prime is 2002132361. The reversal of 2002132320 is 232312002.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2002132320.

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, 21814 + ... + 66933.

It is an arithmetic number, because the mean of its divisors is an integer number (67093488).

Almost surely, 2^2002132320 is an apocalyptic number.

2002132320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002132320 is an abundant number, since it is smaller than the sum of its proper divisors (4438842528).

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

2002132320 is a wasteful number, since it uses less digits than its factorization.

2002132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88812 (or 88804 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2002132320 is about 44745.1932613996. The cubic root of 2002132320 is about 1260.3686500036.

Adding to 2002132320 its reverse (232312002), we get a palindrome (2234444322).

The spelling of 2002132320 in words is "two billion, two million, one hundred thirty-two thousand, three hundred twenty".