2132220343 has 4 divisors (see below), whose sum is σ = 2326058568. Its totient is φ = 1938382120.

The previous prime is 2132220319. The next prime is 2132220347. The reversal of 2132220343 is 3430222312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2132220343 - 2²⁵ = 2098665911 is a prime.

It is a super-2 number, since 2×2132220343² = 9092727182206075298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132220347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96919096 + ... + 96919117.

It is an arithmetic number, because the mean of its divisors is an integer number (581514642).

Almost surely, 2^2132220343 is an apocalyptic number.

2132220343 is a deficient number, since it is larger than the sum of its proper divisors (193838225).

2132220343 is a wasteful number, since it uses less digits than its factorization.

2132220343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193838224.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2132220343 is about 46175.9714895096. The cubic root of 2132220343 is about 1287.0952696240.

Adding to 2132220343 its reverse (3430222312), we get a palindrome (5562442655).

The spelling of 2132220343 in words is "two billion, one hundred thirty-two million, two hundred twenty thousand, three hundred forty-three".