12010010022 has 32 divisors (see below), whose sum is σ = 26725409760. Its totient is φ = 3997861920.

The previous prime is 12010009967. The next prime is 12010010081. The reversal of 12010010022 is 22001001021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 12010009986 and 12010010013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112129 + ... + 191292.

It is an arithmetic number, because the mean of its divisors is an integer number (835169055).

Almost surely, 2^12010010022 is an apocalyptic number.

12010010022 is an abundant number, since it is smaller than the sum of its proper divisors (14715399738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12010010022 is a wasteful number, since it uses less digits than its factorization.

12010010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304165 (or 304159 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12010010022 its reverse (22001001021), we get a palindrome (34011011043).

Subtracting 12010010022 from its reverse (22001001021), we obtain a palindrome (9990990999).

The spelling of 12010010022 in words is "twelve billion, ten million, ten thousand, twenty-two".