222211121213222 has 32 divisors (see below), whose sum is σ = 345560148273024. Its totient is φ = 107107112448000.

The previous prime is 222211121213203. The next prime is 222211121213243. The reversal of 222211121213222 is 222312121112222.

It is a junction number, because it is equal to n+sod(n) for n = 222211121213191 and 222211121213200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58803479 + ... + 62468162.

It is an arithmetic number, because the mean of its divisors is an integer number (10798754633532).

Almost surely, 2^{222211121213222} is an apocalyptic number.

222211121213222 is a deficient number, since it is larger than the sum of its proper divisors (123349027059802).

222211121213222 is a wasteful number, since it uses less digits than its factorization.

222211121213222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121271984.

The product of its digits is 1536, while the sum is 26.

Adding to 222211121213222 its reverse (222312121112222), we get a palindrome (444523242325444).

The spelling of 222211121213222 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred twenty-one million, two hundred thirteen thousand, two hundred twenty-two".