222112001001211 has 4 divisors (see below), whose sum is σ = 223033627561624. Its totient is φ = 221190374440800.

The previous prime is 222112001001113. The next prime is 222112001001269. The reversal of 222112001001211 is 112100100211222.

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

It is a cyclic number.

It is not a de Polignac number, because 222112001001211 - 2⁹ = 222112001000699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222112001011211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460813279845 + ... + 460813280326.

It is an arithmetic number, because the mean of its divisors is an integer number (55758406890406).

Almost surely, 2^{222112001001211} is an apocalyptic number.

222112001001211 is a deficient number, since it is larger than the sum of its proper divisors (921626560413).

222112001001211 is an equidigital number, since it uses as much as digits as its factorization.

222112001001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921626560412.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 222112001001211 its reverse (112100100211222), we get a palindrome (334212101212433).

The spelling of 222112001001211 in words is "two hundred twenty-two trillion, one hundred twelve billion, one million, one thousand, two hundred eleven".