211210212021202 has 16 divisors (see below), whose sum is σ = 330653828970432. Its totient is φ = 100994044917040.

The previous prime is 211210212021169. The next prime is 211210212021223. The reversal of 211210212021202 is 202120212012112.

It is a super-2 number, since 2×211210212021202² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211210212021202.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 443731033 + ... + 444206764.

It is an arithmetic number, because the mean of its divisors is an integer number (20665864310652).

Almost surely, 2^{211210212021202} is an apocalyptic number.

211210212021202 is a deficient number, since it is larger than the sum of its proper divisors (119443616949230).

211210212021202 is a wasteful number, since it uses less digits than its factorization.

211210212021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887942993.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211210212021202 its reverse (202120212012112), we get a palindrome (413330424033314).

The spelling of 211210212021202 in words is "two hundred eleven trillion, two hundred ten billion, two hundred twelve million, twenty-one thousand, two hundred two".