12000022100222 has 128 divisors (see below), whose sum is σ = 21628028298240. Its totient is φ = 4939779271680.

The previous prime is 12000022100221. The next prime is 12000022100237. The reversal of 12000022100222 is 22200122000021.

It is a junction number, because it is equal to n+sod(n) for n = 12000022100197 and 12000022100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000022100221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1005610568 + ... + 1005622500.

It is an arithmetic number, because the mean of its divisors is an integer number (168968971080).

Almost surely, 2^{12000022100222} is an apocalyptic number.

12000022100222 is a deficient number, since it is larger than the sum of its proper divisors (9628006198018).

12000022100222 is a wasteful number, since it uses less digits than its factorization.

12000022100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13378.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12000022100222 its reverse (22200122000021), we get a palindrome (34200144100243).

The spelling of 12000022100222 in words is "twelve trillion, twenty-two million, one hundred thousand, two hundred twenty-two".