12022000001 has 4 divisors (see below), whose sum is σ = 13114909104. Its totient is φ = 10929090900.

The previous prime is 12021999943. The next prime is 12022000021. The reversal of 12022000001 is 10000022021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10000022021 = 11 ⋅909092911.

It is a cyclic number.

It is not a de Polignac number, because 12022000001 - 2⁶ = 12021999937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12022000021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546454535 + ... + 546454556.

It is an arithmetic number, because the mean of its divisors is an integer number (3278727276).

Almost surely, 2^12022000001 is an apocalyptic number.

12022000001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12022000001 is a deficient number, since it is larger than the sum of its proper divisors (1092909103).

12022000001 is a wasteful number, since it uses less digits than its factorization.

12022000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092909102.

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

Adding to 12022000001 its reverse (10000022021), we get a palindrome (22022022022).

The spelling of 12022000001 in words is "twelve billion, twenty-two million, one", and thus it is an aban number and an uban number.