222102011011122 has 48 divisors (see below), whose sum is σ = 525104288025408. Its totient is φ = 67286216833440.

The previous prime is 222102011011079. The next prime is 222102011011123. The reversal of 222102011011122 is 221110110201222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222102011011095 and 222102011011104.

It is not an unprimeable number, because it can be changed into a prime (222102011011123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144423753 + ... + 145953500.

It is an arithmetic number, because the mean of its divisors is an integer number (10939672667196).

Almost surely, 2^{222102011011122} is an apocalyptic number.

222102011011122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222102011011122 is an abundant number, since it is smaller than the sum of its proper divisors (303002277014286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222102011011122 is a wasteful number, since it uses less digits than its factorization.

222102011011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290381135 (or 290381132 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222102011011122 its reverse (221110110201222), we get a palindrome (443212121212344).

The spelling of 222102011011122 in words is "two hundred twenty-two trillion, one hundred two billion, eleven million, eleven thousand, one hundred twenty-two".