12210120111005 has 16 divisors (see below), whose sum is σ = 15295932501120. Its totient is φ = 9339278211648.

The previous prime is 12210120110971. The next prime is 12210120111029. The reversal of 12210120111005 is 50011102101221.

It is a cyclic number.

It is not a de Polignac number, because 12210120111005 - 2⁶ = 12210120110941 is a prime.

It is a super-2 number, since 2×12210120111005² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23135927 + ... + 23657796.

It is an arithmetic number, because the mean of its divisors is an integer number (955995781320).

Almost surely, 2^{12210120111005} is an apocalyptic number.

It is an amenable number.

12210120111005 is a deficient number, since it is larger than the sum of its proper divisors (3085812390115).

12210120111005 is a wasteful number, since it uses less digits than its factorization.

12210120111005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46796020.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 12210120111005 its reverse (50011102101221), we get a palindrome (62221222212226).

The spelling of 12210120111005 in words is "twelve trillion, two hundred ten billion, one hundred twenty million, one hundred eleven thousand, five".