2002102212202 has 4 divisors (see below), whose sum is σ = 3003153318306. Its totient is φ = 1001051106100.

The previous prime is 2002102212101. The next prime is 2002102212203. The reversal of 2002102212202 is 2022122012002.

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., 1268391760441 + 733710451761 = 1126229^2 + 856569^2 .

It is not an unprimeable number, because it can be changed into a prime (2002102212203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500525553049 + ... + 500525553052.

Almost surely, 2^{2002102212202} is an apocalyptic number.

2002102212202 is a deficient number, since it is larger than the sum of its proper divisors (1001051106104).

2002102212202 is a wasteful number, since it uses less digits than its factorization.

2002102212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001051106103.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2002102212202 its reverse (2022122012002), we get a palindrome (4024224224204).

The spelling of 2002102212202 in words is "two trillion, two billion, one hundred two million, two hundred twelve thousand, two hundred two".