12002022202 has 16 divisors (see below), whose sum is σ = 19141143912.
Its totient is φ = 5624570880.
The previous prime is 12002022143. The next prime is 12002022233. The reversal of 12002022202 is 20222020021.
It can be written as a sum of positive squares in 4 ways, for example, as 11990469001 + 11553201 = 109501^2 + 3399^2
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724173 + ... + 740560.
Almost surely, 212002022202 is an apocalyptic number.
12002022202 is a deficient number, since it is larger than the sum of its proper divisors (7139121710).
12002022202 is a wasteful number, since it uses less digits than its factorization.
12002022202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1464993.
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 12002022202 its reverse (20222020021), we get a palindrome (32224042223).
The spelling of 12002022202 in words is "twelve billion, two million, twenty-two thousand, two hundred two".