12211122010011 has 16 divisors (see below), whose sum is σ = 16893811925760. Its totient is φ = 7836286217760.

The previous prime is 12211122010007. The next prime is 12211122010081. The reversal of 12211122010011 is 11001022111221.

It is a happy number.

It is not a de Polignac number, because 12211122010011 - 2² = 12211122010007 is a prime.

It is a super-2 number, since 2×12211122010011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211122010001) 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, 211991935 + ... + 212049528.

It is an arithmetic number, because the mean of its divisors is an integer number (1055863245360).

Almost surely, 2^{12211122010011} is an apocalyptic number.

12211122010011 is a deficient number, since it is larger than the sum of its proper divisors (4682689915749).

12211122010011 is a wasteful number, since it uses less digits than its factorization.

12211122010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424041826.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12211122010011 its reverse (11001022111221), we get a palindrome (23212144121232).

The spelling of 12211122010011 in words is "twelve trillion, two hundred eleven billion, one hundred twenty-two million, ten thousand, eleven".