22222000222222 has 4 divisors (see below), whose sum is σ = 33333000333336. Its totient is φ = 11111000111110.

The previous prime is 22222000222193. The next prime is 22222000222229. The reversal of 22222000222222 is 22222200022222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22222000222193 and 22222000222202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222000222229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555500055554 + ... + 5555500055557.

It is an arithmetic number, because the mean of its divisors is an integer number (8333250083334).

Almost surely, 2^{22222000222222} is an apocalyptic number.

22222000222222 is a deficient number, since it is larger than the sum of its proper divisors (11111000111114).

22222000222222 is a wasteful number, since it uses less digits than its factorization.

22222000222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111000111113.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22222000222222 its reverse (22222200022222), we get a palindrome (44444200244444).

It can be divided in two parts, 2222200022222 and 2, that multiplied together give a palindrome (4444400044444).

The spelling of 22222000222222 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty-two thousand, two hundred twenty-two".