123000321122 has 16 divisors (see below), whose sum is σ = 210865565952. Its totient is φ = 52712455200.

The previous prime is 123000321023. The next prime is 123000321137. The reversal of 123000321122 is 221123000321.

It is a super-2 number, since 2×123000321122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123000321122.

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, 262622 + ... + 561222.

It is an arithmetic number, because the mean of its divisors is an integer number (13179097872).

Almost surely, 2^123000321122 is an apocalyptic number.

123000321122 is a deficient number, since it is larger than the sum of its proper divisors (87865244830).

123000321122 is a wasteful number, since it uses less digits than its factorization.

123000321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328033.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 123000321122 its reverse (221123000321), we get a palindrome (344123321443).

The spelling of 123000321122 in words is "one hundred twenty-three billion, three hundred twenty-one thousand, one hundred twenty-two".