12012203022 has 8 divisors (see below), whose sum is σ = 24024406056. Its totient is φ = 4004067672.

The previous prime is 12012202991. The next prime is 12012203023. The reversal of 12012203022 is 22030221021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12012203022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12012202992 and 12012203010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012203023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001016913 + ... + 1001016924.

It is an arithmetic number, because the mean of its divisors is an integer number (3003050757).

Almost surely, 2^12012203022 is an apocalyptic number.

12012203022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12012203022 is a wasteful number, since it uses less digits than its factorization.

12012203022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002033842.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12012203022 its reverse (22030221021), we get a palindrome (34042424043).

The spelling of 12012203022 in words is "twelve billion, twelve million, two hundred three thousand, twenty-two".