2200001222002 has 4 divisors (see below), whose sum is σ = 3300001833006. Its totient is φ = 1100000611000.

The previous prime is 2200001221997. The next prime is 2200001222021. The reversal of 2200001222002 is 2002221000022.

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., 1766775298401 + 433225923601 = 1329201^2 + 658199^2 .

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, 550000305499 + ... + 550000305502.

Almost surely, 2^{2200001222002} is an apocalyptic number.

2200001222002 is a deficient number, since it is larger than the sum of its proper divisors (1100000611004).

2200001222002 is a wasteful number, since it uses less digits than its factorization.

2200001222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100000611003.

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

Adding to 2200001222002 its reverse (2002221000022), we get a palindrome (4202222222024).

The spelling of 2200001222002 in words is "two trillion, two hundred billion, one million, two hundred twenty-two thousand, two".