211211010022202 has 16 divisors (see below), whose sum is σ = 324836392645800. Its totient is φ = 102936857640960.

The previous prime is 211211010022171. The next prime is 211211010022283. The reversal of 211211010022202 is 202220010112112.

It can be written as a sum of positive squares in 4 ways, for example, as 137018472729121 + 74192537293081 = 11705489^2 + 8613509^2 .

It is a super-2 number, since 2×211211010022202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161200327 + ... + 1161382202.

Almost surely, 2^{211211010022202} is an apocalyptic number.

211211010022202 is a deficient number, since it is larger than the sum of its proper divisors (113625382623598).

211211010022202 is a wasteful number, since it uses less digits than its factorization.

211211010022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322583681.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211211010022202 its reverse (202220010112112), we get a palindrome (413431020134314).

The spelling of 211211010022202 in words is "two hundred eleven trillion, two hundred eleven billion, ten million, twenty-two thousand, two hundred two".