2121120332222 has 8 divisors (see below), whose sum is σ = 3181873927656. Its totient is φ = 1060495689672.

The previous prime is 2121120332141. The next prime is 2121120332273. The reversal of 2121120332222 is 2222330211212.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32197088 + ... + 32262899.

It is an arithmetic number, because the mean of its divisors is an integer number (397734240957).

Almost surely, 2^{2121120332222} is an apocalyptic number.

2121120332222 is a deficient number, since it is larger than the sum of its proper divisors (1060753595434).

2121120332222 is a wasteful number, since it uses less digits than its factorization.

2121120332222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64476442.

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

Adding to 2121120332222 its reverse (2222330211212), we get a palindrome (4343450543434).

The spelling of 2121120332222 in words is "two trillion, one hundred twenty-one billion, one hundred twenty million, three hundred thirty-two thousand, two hundred twenty-two".