211233213031222 has 16 divisors (see below), whose sum is σ = 318269958676992. Its totient is φ = 105143889340800.

The previous prime is 211233213031219. The next prime is 211233213031273. The reversal of 211233213031222 is 222130312332112.

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, 164995443 + ... + 166270750.

It is an arithmetic number, because the mean of its divisors is an integer number (19891872417312).

Almost surely, 2^{211233213031222} is an apocalyptic number.

211233213031222 is a deficient number, since it is larger than the sum of its proper divisors (107036745645770).

211233213031222 is a wasteful number, since it uses less digits than its factorization.

211233213031222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331267623.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 211233213031222 its reverse (222130312332112), we get a palindrome (433363525363334).

The spelling of 211233213031222 in words is "two hundred eleven trillion, two hundred thirty-three billion, two hundred thirteen million, thirty-one thousand, two hundred twenty-two".