12221022011102 has 16 divisors (see below), whose sum is σ = 18364242125952. Its totient is φ = 6099616819200.

The previous prime is 12221022011089. The next prime is 12221022011123. The reversal of 12221022011102 is 20111022012221.

It is a super-2 number, since 2×12221022011102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552038 + ... + 4974614.

It is an arithmetic number, because the mean of its divisors is an integer number (1147765132872).

Almost surely, 2^{12221022011102} is an apocalyptic number.

12221022011102 is a deficient number, since it is larger than the sum of its proper divisors (6143220114850).

12221022011102 is a wasteful number, since it uses less digits than its factorization.

12221022011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4425043.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12221022011102 its reverse (20111022012221), we get a palindrome (32332044023323).

The spelling of 12221022011102 in words is "twelve trillion, two hundred twenty-one billion, twenty-two million, eleven thousand, one hundred two".