222001000001211 has 16 divisors (see below), whose sum is σ = 308987117349120. Its totient is φ = 141512614694880.

The previous prime is 222001000001149. The next prime is 222001000001309. The reversal of 222001000001211 is 112100000100222.

It is not a de Polignac number, because 222001000001211 - 2¹⁵ = 222000999968443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222001000006211) 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, 604819500 + ... + 605186441.

It is an arithmetic number, because the mean of its divisors is an integer number (19311694834320).

Almost surely, 2^{222001000001211} is an apocalyptic number.

222001000001211 is a deficient number, since it is larger than the sum of its proper divisors (86986117347909).

222001000001211 is a wasteful number, since it uses less digits than its factorization.

222001000001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210008626.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222001000001211 its reverse (112100000100222), we get a palindrome (334101000101433).

The spelling of 222001000001211 in words is "two hundred twenty-two trillion, one billion, one thousand, two hundred eleven".