2133222132 has 48 divisors (see below), whose sum is σ = 5049233280. Its totient is φ = 700879872.

The previous prime is 2133222121. The next prime is 2133222137. The reversal of 2133222132 is 2312223312.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2133222099 and 2133222108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133222137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356953 + ... + 362879.

It is an arithmetic number, because the mean of its divisors is an integer number (105192360).

Almost surely, 2^2133222132 is an apocalyptic number.

It is an amenable number.

2133222132 is an abundant number, since it is smaller than the sum of its proper divisors (2916011148).

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

2133222132 is a wasteful number, since it uses less digits than its factorization.

2133222132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6360 (or 6358 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 2133222132 is about 46186.8177297376. The cubic root of 2133222132 is about 1287.2968116466.

Adding to 2133222132 its reverse (2312223312), we get a palindrome (4445445444).

The spelling of 2133222132 in words is "two billion, one hundred thirty-three million, two hundred twenty-two thousand, one hundred thirty-two".