123222002132 has 12 divisors (see below), whose sum is σ = 215670788340. Its totient is φ = 61601776896.

The previous prime is 123222002129. The next prime is 123222002177. The reversal of 123222002132 is 231200222321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 117686046916 + 5535955216 = 343054^2 + 74404^2 .

It is a super-2 number, since 2×123222002132² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2275943 + ... + 2329454.

It is an arithmetic number, because the mean of its divisors is an integer number (17972565695).

Almost surely, 2^123222002132 is an apocalyptic number.

It is an amenable number.

123222002132 is a deficient number, since it is larger than the sum of its proper divisors (92448786208).

123222002132 is a wasteful number, since it uses less digits than its factorization.

123222002132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4612090 (or 4612088 counting only the distinct ones).

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

Adding to 123222002132 its reverse (231200222321), we get a palindrome (354422224453).

The spelling of 123222002132 in words is "one hundred twenty-three billion, two hundred twenty-two million, two thousand, one hundred thirty-two".