2121123310322 has 16 divisors (see below), whose sum is σ = 3226576725792. Its totient is φ = 1045649784480.

The previous prime is 2121123310307. The next prime is 2121123310331. The reversal of 2121123310322 is 2230133211212.

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, 12930563 + ... + 13093574.

It is an arithmetic number, because the mean of its divisors is an integer number (201661045362).

Almost surely, 2^{2121123310322} is an apocalyptic number.

2121123310322 is a deficient number, since it is larger than the sum of its proper divisors (1105453415470).

2121123310322 is a wasteful number, since it uses less digits than its factorization.

2121123310322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26024713.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2121123310322 its reverse (2230133211212), we get a palindrome (4351256521534).

The spelling of 2121123310322 in words is "two trillion, one hundred twenty-one billion, one hundred twenty-three million, three hundred ten thousand, three hundred twenty-two".