122001121100222 has 32 divisors (see below), whose sum is σ = 225241666017984. Its totient is φ = 48262288262400.

The previous prime is 122001121100191. The next prime is 122001121100231. The reversal of 122001121100222 is 222001121100221.

It is a super-2 number, since 2×122001121100222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122001121100222.

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, 8474279 + ... + 17771202.

It is an arithmetic number, because the mean of its divisors is an integer number (7038802063062).

Almost surely, 2^{122001121100222} is an apocalyptic number.

122001121100222 is a deficient number, since it is larger than the sum of its proper divisors (103240544917762).

122001121100222 is a wasteful number, since it uses less digits than its factorization.

122001121100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26271044.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122001121100222 its reverse (222001121100221), we get a palindrome (344002242200443).

Subtracting 122001121100222 from its reverse (222001121100221), we obtain a palindrome (99999999999999).

The spelling of 122001121100222 in words is "one hundred twenty-two trillion, one billion, one hundred twenty-one million, one hundred thousand, two hundred twenty-two".