123233210122 has 24 divisors (see below), whose sum is σ = 203599434528. Its totient is φ = 55900021320.

The previous prime is 123233210117. The next prime is 123233210197. The reversal of 123233210122 is 221012332321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 123233210093 and 123233210102.

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 11 ways as a sum of consecutive naturals, for example, 404968 + ... + 640675.

It is an arithmetic number, because the mean of its divisors is an integer number (8483309772).

Almost surely, 2^123233210122 is an apocalyptic number.

123233210122 is a deficient number, since it is larger than the sum of its proper divisors (80366224406).

123233210122 is a wasteful number, since it uses less digits than its factorization.

123233210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046154 (or 1046143 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 123233210122 its reverse (221012332321), we get a palindrome (344245542443).

The spelling of 123233210122 in words is "one hundred twenty-three billion, two hundred thirty-three million, two hundred ten thousand, one hundred twenty-two".