12202022002 has 4 divisors (see below), whose sum is σ = 18303033006. Its totient is φ = 6101011000.

The previous prime is 12202021981. The next prime is 12202022039. The reversal of 12202022002 is 20022020221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12161457841 + 40564161 = 110279^2 + 6369^2 .

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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3050505499 + ... + 3050505502.

Almost surely, 2^12202022002 is an apocalyptic number.

12202022002 is a deficient number, since it is larger than the sum of its proper divisors (6101011004).

12202022002 is an equidigital number, since it uses as much as digits as its factorization.

12202022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6101011003.

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

Adding to 12202022002 its reverse (20022020221), we get a palindrome (32224042223).

The spelling of 12202022002 in words is "twelve billion, two hundred two million, twenty-two thousand, two".