12002202022 has 4 divisors (see below), whose sum is σ = 18003303036. Its totient is φ = 6001101010.

The previous prime is 12002202019. The next prime is 12002202109. The reversal of 12002202022 is 22020220021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22020220021 = 137 ⋅160731533.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 12002201993 and 12002202011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000550504 + ... + 3000550507.

It is an arithmetic number, because the mean of its divisors is an integer number (4500825759).

Almost surely, 2^12002202022 is an apocalyptic number.

12002202022 is a deficient number, since it is larger than the sum of its proper divisors (6001101014).

12002202022 is an equidigital number, since it uses as much as digits as its factorization.

12002202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001101013.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 12002202022 its reverse (22020220021), we get a palindrome (34022422043).

The spelling of 12002202022 in words is "twelve billion, two million, two hundred two thousand, twenty-two".