12072322106 has 32 divisors (see below), whose sum is σ = 20600610240. Its totient is φ = 5259873024.

The previous prime is 12072322091. The next prime is 12072322123. The reversal of 12072322106 is 60122327021.

It is a super-2 number, since 2×12072322106² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 96626 + ... + 182978.

It is an arithmetic number, because the mean of its divisors is an integer number (643769070).

Almost surely, 2^12072322106 is an apocalyptic number.

12072322106 is a deficient number, since it is larger than the sum of its proper divisors (8528288134).

12072322106 is a wasteful number, since it uses less digits than its factorization.

12072322106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86670.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 12072322106 its reverse (60122327021), we get a palindrome (72194649127).

The spelling of 12072322106 in words is "twelve billion, seventy-two million, three hundred twenty-two thousand, one hundred six".