2132321200 has 30 divisors (see below), whose sum is σ = 5122902644. Its totient is φ = 852928320.

The previous prime is 2132321197. The next prime is 2132321201. The reversal of 2132321200 is 21232312.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (2132321201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2665002 + ... + 2665801.

Almost surely, 2^2132321200 is an apocalyptic number.

2132321200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2132321200 is an abundant number, since it is smaller than the sum of its proper divisors (2990581444).

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

2132321200 is a wasteful number, since it uses less digits than its factorization.

2132321200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5330821 (or 5330810 counting only the distinct ones).

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

The square root of 2132321200 is about 46177.0635705650. The cubic root of 2132321200 is about 1287.1155631053.

Adding to 2132321200 its reverse (21232312), we get a palindrome (2153553512).

The spelling of 2132321200 in words is "two billion, one hundred thirty-two million, three hundred twenty-one thousand, two hundred".