212202220121222 has 8 divisors (see below), whose sum is σ = 318337181462856. Its totient is φ = 106089826300272.

The previous prime is 212202220121173. The next prime is 212202220121233. The reversal of 212202220121222 is 222121022202212.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5641856663 + ... + 5641894274.

It is an arithmetic number, because the mean of its divisors is an integer number (39792147682857).

Almost surely, 2^{212202220121222} is an apocalyptic number.

212202220121222 is a deficient number, since it is larger than the sum of its proper divisors (106134961341634).

212202220121222 is a wasteful number, since it uses less digits than its factorization.

212202220121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11283760342.

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

Adding to 212202220121222 its reverse (222121022202212), we get a palindrome (434323242323434).

The spelling of 212202220121222 in words is "two hundred twelve trillion, two hundred two billion, two hundred twenty million, one hundred twenty-one thousand, two hundred twenty-two".