2132211222 has 32 divisors (see below), whose sum is σ = 4740341760. Its totient is φ = 710422920.

The previous prime is 2132211209. The next prime is 2132211233. The reversal of 2132211222 is 2221122312.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 = 2132211195 and 2132211204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136843 + ... + 151625.

It is an arithmetic number, because the mean of its divisors is an integer number (148135680).

Almost surely, 2^2132211222 is an apocalyptic number.

2132211222 is an abundant number, since it is smaller than the sum of its proper divisors (2608130538).

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

2132211222 is a wasteful number, since it uses less digits than its factorization.

2132211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17465 (or 17459 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 2132211222 is about 46175.8727259161. The cubic root of 2132211222 is about 1287.0934343520.

Adding to 2132211222 its reverse (2221122312), we get a palindrome (4353333534).

The spelling of 2132211222 in words is "two billion, one hundred thirty-two million, two hundred eleven thousand, two hundred twenty-two".