210000022202 has 4 divisors (see below), whose sum is σ = 315000033306. Its totient is φ = 105000011100.

The previous prime is 210000022187. The next prime is 210000022207. The reversal of 210000022202 is 202220000012.

210000022202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 144376440961 + 65623581241 = 379969^2 + 256171^2 .

It is not an unprimeable number, because it can be changed into a prime (210000022207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52500005549 + ... + 52500005552.

Almost surely, 2^210000022202 is an apocalyptic number.

210000022202 is a deficient number, since it is larger than the sum of its proper divisors (105000011104).

210000022202 is a wasteful number, since it uses less digits than its factorization.

210000022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105000011103.

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

Adding to 210000022202 its reverse (202220000012), we get a palindrome (412220022214).

The spelling of 210000022202 in words is "two hundred ten billion, twenty-two thousand, two hundred two".