222220211201222 has 32 divisors (see below), whose sum is σ = 385903993305600. Its totient is φ = 95097769759008.

The previous prime is 222220211201201. The next prime is 222220211201249. The reversal of 222220211201222 is 222102112022222.

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, 4785492572 + ... + 4785539007.

It is an arithmetic number, because the mean of its divisors is an integer number (12059499790800).

Almost surely, 2^{222220211201222} is an apocalyptic number.

222220211201222 is a deficient number, since it is larger than the sum of its proper divisors (163683782104378).

222220211201222 is a wasteful number, since it uses less digits than its factorization.

222220211201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9571031660.

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

Adding to 222220211201222 its reverse (222102112022222), we get a palindrome (444322323223444).

The spelling of 222220211201222 in words is "two hundred twenty-two trillion, two hundred twenty billion, two hundred eleven million, two hundred one thousand, two hundred twenty-two".