12022002045 has 16 divisors (see below), whose sum is σ = 21372448320. Its totient is φ = 6411734352.

The previous prime is 12022001989. The next prime is 12022002053. The reversal of 12022002045 is 54020022021.

12022002045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12022002045 - 2¹⁹ = 12021477757 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44525799 + ... + 44526068.

It is an arithmetic number, because the mean of its divisors is an integer number (1335778020).

Almost surely, 2^12022002045 is an apocalyptic number.

12022002045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12022002045 is a deficient number, since it is larger than the sum of its proper divisors (9350446275).

12022002045 is an equidigital number, since it uses as much as digits as its factorization.

12022002045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89051881 (or 89051875 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

Adding to 12022002045 its reverse (54020022021), we get a palindrome (66042024066).

The spelling of 12022002045 in words is "twelve billion, twenty-two million, two thousand, forty-five".