12200220022111 has 32 divisors (see below), whose sum is σ = 14036942649600. Its totient is φ = 10487045479680.

The previous prime is 12200220022103. The next prime is 12200220022121. The reversal of 12200220022111 is 11122002200221.

It is a happy number.

It is not a de Polignac number, because 12200220022111 - 2³ = 12200220022103 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 (12200220022121) 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, 235640635 + ... + 235692403.

It is an arithmetic number, because the mean of its divisors is an integer number (438654457800).

Almost surely, 2^{12200220022111} is an apocalyptic number.

12200220022111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12200220022111 is a deficient number, since it is larger than the sum of its proper divisors (1836722627489).

12200220022111 is a wasteful number, since it uses less digits than its factorization.

12200220022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53959.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12200220022111 its reverse (11122002200221), we get a palindrome (23322222222332).

It can be divided in two parts, 122002200221 and 11, that multiplied together give a palindrome (1342024202431).

The spelling of 12200220022111 in words is "twelve trillion, two hundred billion, two hundred twenty million, twenty-two thousand, one hundred eleven".