222112102121211 has 64 divisors (see below), whose sum is σ = 302089920007680. Its totient is φ = 145133227699200.

The previous prime is 222112102121177. The next prime is 222112102121213. The reversal of 222112102121211 is 112121201211222.

222112102121211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222112102121211 - 2¹³ = 222112102113019 is a prime.

It is a super-2 number, since 2×222112102121211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222112102121213) 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, 49281582420 + ... + 49281586926.

It is an arithmetic number, because the mean of its divisors is an integer number (4720155000120).

Almost surely, 2^{222112102121211} is an apocalyptic number.

222112102121211 is a deficient number, since it is larger than the sum of its proper divisors (79977817886469).

222112102121211 is a wasteful number, since it uses less digits than its factorization.

222112102121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6796.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 222112102121211 its reverse (112121201211222), we get a palindrome (334233303332433).

The spelling of 222112102121211 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred two million, one hundred twenty-one thousand, two hundred eleven".