12111131101022 has 16 divisors (see below), whose sum is σ = 18426699981792. Its totient is φ = 5968936055040.

The previous prime is 12111131101021. The next prime is 12111131101067. The reversal of 12111131101022 is 22010113111121.

It is a super-2 number, since 2×12111131101022² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111131101021) 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, 8935163 + ... + 10200950.

It is an arithmetic number, because the mean of its divisors is an integer number (1151668748862).

Almost surely, 2^{12111131101022} is an apocalyptic number.

12111131101022 is a deficient number, since it is larger than the sum of its proper divisors (6315568880770).

12111131101022 is a wasteful number, since it uses less digits than its factorization.

12111131101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19140643.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 12111131101022 its reverse (22010113111121), we get a palindrome (34121244212143).

The spelling of 12111131101022 in words is "twelve trillion, one hundred eleven billion, one hundred thirty-one million, one hundred one thousand, twenty-two".