2201112212222 has 32 divisors (see below), whose sum is σ = 4117172246784. Its totient is φ = 857408155200.

The previous prime is 2201112212209. The next prime is 2201112212227. The reversal of 2201112212222 is 2222122111022.

It is a junction number, because it is equal to n+sod(n) for n = 2201112212194 and 2201112212203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201112212227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610304 + ... + 2185107.

It is an arithmetic number, because the mean of its divisors is an integer number (128661632712).

Almost surely, 2^{2201112212222} is an apocalyptic number.

2201112212222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2201112212222 is a deficient number, since it is larger than the sum of its proper divisors (1916060034562).

2201112212222 is a wasteful number, since it uses less digits than its factorization.

2201112212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800544.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2201112212222 its reverse (2222122111022), we get a palindrome (4423234323244).

The spelling of 2201112212222 in words is "two trillion, two hundred one billion, one hundred twelve million, two hundred twelve thousand, two hundred twenty-two".