2212202311 has 4 divisors (see below), whose sum is σ = 2413311624. Its totient is φ = 2011093000.

The previous prime is 2212202257. The next prime is 2212202327. The reversal of 2212202311 is 1132022122.

It is a happy number.

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 2212202311 - 2⁷ = 2212202183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212205311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100554640 + ... + 100554661.

It is an arithmetic number, because the mean of its divisors is an integer number (603327906).

Almost surely, 2^2212202311 is an apocalyptic number.

2212202311 is a deficient number, since it is larger than the sum of its proper divisors (201109313).

2212202311 is a wasteful number, since it uses less digits than its factorization.

2212202311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201109312.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2212202311 is about 47034.0548007505. The cubic root of 2212202311 is about 1302.9915938176.

Adding to 2212202311 its reverse (1132022122), we get a palindrome (3344224433).

The spelling of 2212202311 in words is "two billion, two hundred twelve million, two hundred two thousand, three hundred eleven".