212213323031222 has 16 divisors (see below), whose sum is σ = 319657241985120. Its totient is φ = 105661729189632.

The previous prime is 212213323031207. The next prime is 212213323031287. The reversal of 212213323031222 is 222130323312212.

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, 204520322 + ... + 205555317.

It is an arithmetic number, because the mean of its divisors is an integer number (19978577624070).

Almost surely, 2^{212213323031222} is an apocalyptic number.

212213323031222 is a deficient number, since it is larger than the sum of its proper divisors (107443918953898).

212213323031222 is a wasteful number, since it uses less digits than its factorization.

212213323031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410076727.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 212213323031222 its reverse (222130323312212), we get a palindrome (434343646343434).

The spelling of 212213323031222 in words is "two hundred twelve trillion, two hundred thirteen billion, three hundred twenty-three million, thirty-one thousand, two hundred twenty-two".