211022211000202 has 24 divisors (see below), whose sum is σ = 389871767985444. Its totient is φ = 85118202755712.

The previous prime is 211022211000179. The next prime is 211022211000299. The reversal of 211022211000202 is 202000112220112.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 205491393570841 + 5530817429361 = 14334971^2 + 2351769^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63331994433 + ... + 63331997764.

Almost surely, 2^{211022211000202} is an apocalyptic number.

211022211000202 is a deficient number, since it is larger than the sum of its proper divisors (178849556985242).

211022211000202 is a wasteful number, since it uses less digits than its factorization.

211022211000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126663992230 (or 126663992223 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211022211000202 its reverse (202000112220112), we get a palindrome (413022323220314).

The spelling of 211022211000202 in words is "two hundred eleven trillion, twenty-two billion, two hundred eleven million, two hundred two", and thus it is an aban number.