2132220000 has 120 divisors (see below), whose sum is σ = 6994304856. Its totient is φ = 568576000.

The previous prime is 2132219933. The next prime is 2132220007. The reversal of 2132220000 is 222312.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132220007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 42232 + ... + 77768.

Almost surely, 2^2132220000 is an apocalyptic number.

2132220000 is a gapful number since it is divisible by the number (20) 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 2132220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3497152428).

2132220000 is an abundant number, since it is smaller than the sum of its proper divisors (4862084856).

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

2132220000 is an equidigital number, since it uses as much as digits as its factorization.

2132220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35570 (or 35547 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2132220000 is about 46175.9677754565. The cubic root of 2132220000 is about 1287.0952006077.

Adding to 2132220000 its reverse (222312), we get a palindrome (2132442312).

The spelling of 2132220000 in words is "two billion, one hundred thirty-two million, two hundred twenty thousand".