2123132222 has 16 divisors (see below), whose sum is σ = 3263991552. Its totient is φ = 1035295320.

The previous prime is 2123132201. The next prime is 2123132239. The reversal of 2123132222 is 2222313212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2123132194 and 2123132203.

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 7 ways as a sum of consecutive naturals, for example, 13304 + ... + 66507.

It is an arithmetic number, because the mean of its divisors is an integer number (203999472).

Almost surely, 2^2123132222 is an apocalyptic number.

2123132222 is a deficient number, since it is larger than the sum of its proper divisors (1140859330).

2123132222 is a wasteful number, since it uses less digits than its factorization.

2123132222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80143.

The product of its digits is 576, while the sum is 20.

The square root of 2123132222 is about 46077.4589360134. The cubic root of 2123132222 is about 1285.2640117246.

Adding to 2123132222 its reverse (2222313212), we get a palindrome (4345445434).

The spelling of 2123132222 in words is "two billion, one hundred twenty-three million, one hundred thirty-two thousand, two hundred twenty-two".