2121120322322 has 16 divisors (see below), whose sum is σ = 3409426575072. Its totient is φ = 986148072000.

The previous prime is 2121120322301. The next prime is 2121120322331. The reversal of 2121120322322 is 2232230211212.

It is a happy number.

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, 375815804 + ... + 375821447.

It is an arithmetic number, because the mean of its divisors is an integer number (213089160942).

Almost surely, 2^{2121120322322} is an apocalyptic number.

2121120322322 is a deficient number, since it is larger than the sum of its proper divisors (1288306252750).

2121120322322 is a wasteful number, since it uses less digits than its factorization.

2121120322322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751637353.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2121120322322 its reverse (2232230211212), we get a palindrome (4353350533534).

It can be divided in two parts, 2121120 and 322322, that added together give a palindrome (2443442).

The spelling of 2121120322322 in words is "two trillion, one hundred twenty-one billion, one hundred twenty million, three hundred twenty-two thousand, three hundred twenty-two".