222120102122211 has 8 divisors (see below), whose sum is σ = 304164464167504. Its totient is φ = 144077904079200.

The previous prime is 222120102122173. The next prime is 222120102122213. The reversal of 222120102122211 is 112221201021222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222120102122211 - 2¹⁹ = 222120101597923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222120102122213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000541000440 + ... + 1000541000661.

It is an arithmetic number, because the mean of its divisors is an integer number (38020558020938).

Almost surely, 2^{222120102122211} is an apocalyptic number.

222120102122211 is a deficient number, since it is larger than the sum of its proper divisors (82044362045293).

222120102122211 is a wasteful number, since it uses less digits than its factorization.

222120102122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001082001141.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222120102122211 its reverse (112221201021222), we get a palindrome (334341303143433).

It can be divided in two parts, 2221201021222 and 11, that multiplied together give a palindrome (24433211233442).

The spelling of 222120102122211 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred two million, one hundred twenty-two thousand, two hundred eleven".