211202201002202 has 4 divisors (see below), whose sum is σ = 316803301503306. Its totient is φ = 105601100501100.

The previous prime is 211202201002171. The next prime is 211202201002237. The reversal of 211202201002202 is 202200102202112.

It is a happy number.

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., 138799477379761 + 72402723622441 = 11781319^2 + 8508979^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52800550250549 + ... + 52800550250552.

Almost surely, 2^{211202201002202} is an apocalyptic number.

211202201002202 is a deficient number, since it is larger than the sum of its proper divisors (105601100501104).

211202201002202 is a wasteful number, since it uses less digits than its factorization.

211202201002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105601100501103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 211202201002202 its reverse (202200102202112), we get a palindrome (413402303204314).

The spelling of 211202201002202 in words is "two hundred eleven trillion, two hundred two billion, two hundred one million, two thousand, two hundred two".