12111012012022 has 32 divisors (see below), whose sum is σ = 22649341849344. Its totient is φ = 4718539332000.

The previous prime is 12111012011983. The next prime is 12111012012037. The reversal of 12111012012022 is 22021021011121.

It is a super-2 number, since 2×12111012012022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12111012011987 and 12111012012005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27944008 + ... + 28374100.

It is an arithmetic number, because the mean of its divisors is an integer number (707791932792).

Almost surely, 2^{12111012012022} is an apocalyptic number.

12111012012022 is a deficient number, since it is larger than the sum of its proper divisors (10538329837322).

12111012012022 is a wasteful number, since it uses less digits than its factorization.

12111012012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612964.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12111012012022 its reverse (22021021011121), we get a palindrome (34132033023143).

The spelling of 12111012012022 in words is "twelve trillion, one hundred eleven billion, twelve million, twelve thousand, twenty-two".