22200011222222 has 4 divisors (see below), whose sum is σ = 33300016833336. Its totient is φ = 11100005611110.

The previous prime is 22200011222203. The next prime is 22200011222287. The reversal of 22200011222222 is 22222211000222.

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 = 22200011222194 and 22200011222203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550002805554 + ... + 5550002805557.

It is an arithmetic number, because the mean of its divisors is an integer number (8325004208334).

Almost surely, 2^{22200011222222} is an apocalyptic number.

22200011222222 is a deficient number, since it is larger than the sum of its proper divisors (11100005611114).

22200011222222 is a wasteful number, since it uses less digits than its factorization.

22200011222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100005611113.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22200011222222 its reverse (22222211000222), we get a palindrome (44422222222444).

The spelling of 22200011222222 in words is "twenty-two trillion, two hundred billion, eleven million, two hundred twenty-two thousand, two hundred twenty-two".