123313220122 has 8 divisors (see below), whose sum is σ = 184973959872. Its totient is φ = 61655233500.

The previous prime is 123313220077. The next prime is 123313220137. The reversal of 123313220122 is 221022313321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 123313220093 and 123313220102.

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, 572404 + ... + 757807.

It is an arithmetic number, because the mean of its divisors is an integer number (23121744984).

Almost surely, 2^123313220122 is an apocalyptic number.

123313220122 is a deficient number, since it is larger than the sum of its proper divisors (61660739750).

123313220122 is a wasteful number, since it uses less digits than its factorization.

123313220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376564.

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

Adding to 123313220122 its reverse (221022313321), we get a palindrome (344335533443).

The spelling of 123313220122 in words is "one hundred twenty-three billion, three hundred thirteen million, two hundred twenty thousand, one hundred twenty-two".