2211221110233 has 16 divisors (see below), whose sum is σ = 3159629698176. Its totient is φ = 1371944471040.

The previous prime is 2211221110211. The next prime is 2211221110243. The reversal of 2211221110233 is 3320111221122.

2211221110233 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 2211221110233 - 2⁶ = 2211221110169 is a prime.

It is a super-2 number, since 2×2211221110233² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2211221110243) 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, 433060728 + ... + 433065833.

It is an arithmetic number, because the mean of its divisors is an integer number (197476856136).

Almost surely, 2^{2211221110233} is an apocalyptic number.

2211221110233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2211221110233 is a deficient number, since it is larger than the sum of its proper divisors (948408587943).

2211221110233 is a wasteful number, since it uses less digits than its factorization.

2211221110233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866126624.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2211221110233 its reverse (3320111221122), we get a palindrome (5531332331355).

The spelling of 2211221110233 in words is "two trillion, two hundred eleven billion, two hundred twenty-one million, one hundred ten thousand, two hundred thirty-three".