2121214400222 has 16 divisors (see below), whose sum is σ = 3185520151680. Its totient is φ = 1059374996568.

The previous prime is 2121214400189. The next prime is 2121214400233. The reversal of 2121214400222 is 2220044121212.

It is a congruent 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, 6477143 + ... + 6796749.

It is an arithmetic number, because the mean of its divisors is an integer number (199095009480).

Almost surely, 2^{2121214400222} is an apocalyptic number.

2121214400222 is a deficient number, since it is larger than the sum of its proper divisors (1064305751458).

2121214400222 is a wasteful number, since it uses less digits than its factorization.

2121214400222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323455.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 2121214400222 its reverse (2220044121212), we get a palindrome (4341258521434).

The spelling of 2121214400222 in words is "two trillion, one hundred twenty-one billion, two hundred fourteen million, four hundred thousand, two hundred twenty-two".