1323212123122 has 16 divisors (see below), whose sum is σ = 2030728993920. Its totient is φ = 646406920432.

The previous prime is 1323212123113. The next prime is 1323212123153. The reversal of 1323212123122 is 2213212123231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26090008 + ... + 26140675.

It is an arithmetic number, because the mean of its divisors is an integer number (126920562120).

Almost surely, 2^{1323212123122} is an apocalyptic number.

1323212123122 is a deficient number, since it is larger than the sum of its proper divisors (707516870798).

1323212123122 is a wasteful number, since it uses less digits than its factorization.

1323212123122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52230977.

The product of its digits is 1728, while the sum is 25.

Adding to 1323212123122 its reverse (2213212123231), we get a palindrome (3536424246353).

The spelling of 1323212123122 in words is "one trillion, three hundred twenty-three billion, two hundred twelve million, one hundred twenty-three thousand, one hundred twenty-two".