12102112322 has 16 divisors (see below), whose sum is σ = 18790083000. Its totient is φ = 5838994560.

The previous prime is 12102112291. The next prime is 12102112327. The reversal of 12102112322 is 22321120121.

It can be written as a sum of positive squares in 4 ways, for example, as 5343463801 + 6758648521 = 73099^2 + 82211^2 .

It is a super-2 number, since 2×12102112322² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12102112322.

It is not an unprimeable number, because it can be changed into a prime (12102112327) 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, 41054 + ... + 160902.

Almost surely, 2^12102112322 is an apocalyptic number.

12102112322 is a deficient number, since it is larger than the sum of its proper divisors (6687970678).

12102112322 is a wasteful number, since it uses less digits than its factorization.

12102112322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121621.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12102112322 its reverse (22321120121), we get a palindrome (34423232443).

The spelling of 12102112322 in words is "twelve billion, one hundred two million, one hundred twelve thousand, three hundred twenty-two".