22002002001002 has 4 divisors (see below), whose sum is σ = 33003003001506. Its totient is φ = 11001001000500.

The previous prime is 22002002000987. The next prime is 22002002001041. The reversal of 22002002001002 is 20010020020022.

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., 20260792437601 + 1741209563401 = 4501199^2 + 1319549^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500500500249 + ... + 5500500500252.

Almost surely, 2^{22002002001002} is an apocalyptic number.

22002002001002 is a deficient number, since it is larger than the sum of its proper divisors (11001001000504).

22002002001002 is a wasteful number, since it uses less digits than its factorization.

22002002001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001001000503.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22002002001002 its reverse (20010020020022), we get a palindrome (42012022021024).

The spelling of 22002002001002 in words is "twenty-two trillion, two billion, two million, one thousand, two".