12210120210111 has 8 divisors (see below), whose sum is σ = 16291568947584. Its totient is φ = 8134375806360.

The previous prime is 12210120210109. The next prime is 12210120210133. The reversal of 12210120210111 is 11101202101221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12210120210111 - 2¹ = 12210120210109 is a prime.

It is a super-3 number, since 3×12210120210111³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210120210161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1426078435 + ... + 1426086996.

It is an arithmetic number, because the mean of its divisors is an integer number (2036446118448).

Almost surely, 2^{12210120210111} is an apocalyptic number.

12210120210111 is a deficient number, since it is larger than the sum of its proper divisors (4081448737473).

12210120210111 is a wasteful number, since it uses less digits than its factorization.

12210120210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852166861.

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

Adding to 12210120210111 its reverse (11101202101221), we get a palindrome (23311322311332).

The spelling of 12210120210111 in words is "twelve trillion, two hundred ten billion, one hundred twenty million, two hundred ten thousand, one hundred eleven".