12210322011 has 32 divisors (see below), whose sum is σ = 17261460480. Its totient is φ = 7667218944.

The previous prime is 12210321997. The next prime is 12210322021. The reversal of 12210322011 is 11022301221.

It is not a de Polignac number, because 12210322011 - 2¹⁷ = 12210190939 is a prime.

It is a super-2 number, since 2×12210322011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12210322021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 528030 + ... + 550668.

It is an arithmetic number, because the mean of its divisors is an integer number (539420640).

Almost surely, 2^12210322011 is an apocalyptic number.

12210322011 is a deficient number, since it is larger than the sum of its proper divisors (5051138469).

12210322011 is a wasteful number, since it uses less digits than its factorization.

12210322011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22835.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12210322011 its reverse (11022301221), we get a palindrome (23232623232).

The spelling of 12210322011 in words is "twelve billion, two hundred ten million, three hundred twenty-two thousand, eleven".