12220101121011 has 32 divisors (see below), whose sum is σ = 18760856076288. Its totient is φ = 6930673894560.

The previous prime is 12220101120893. The next prime is 12220101121021. The reversal of 12220101121011 is 11012110102221.

It is a happy number.

It is not a de Polignac number, because 12220101121011 - 2¹⁰ = 12220101119987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220101121021) 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, 1661781 + ... + 5215526.

It is an arithmetic number, because the mean of its divisors is an integer number (586276752384).

Almost surely, 2^{12220101121011} is an apocalyptic number.

12220101121011 is a deficient number, since it is larger than the sum of its proper divisors (6540754955277).

12220101121011 is a wasteful number, since it uses less digits than its factorization.

12220101121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6877951.

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

Adding to 12220101121011 its reverse (11012110102221), we get a palindrome (23232211223232).

The spelling of 12220101121011 in words is "twelve trillion, two hundred twenty billion, one hundred one million, one hundred twenty-one thousand, eleven".