211121110202222 has 8 divisors (see below), whose sum is σ = 345470907603672. Its totient is φ = 95964141001000.

The previous prime is 211121110202209. The next prime is 211121110202237. The reversal of 211121110202222 is 222202011121112.

211121110202222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 211121110202194 and 211121110202203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4798207050029 + ... + 4798207050072.

It is an arithmetic number, because the mean of its divisors is an integer number (43183863450459).

Almost surely, 2^{211121110202222} is an apocalyptic number.

211121110202222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211121110202222 is a deficient number, since it is larger than the sum of its proper divisors (134349797401450).

211121110202222 is a wasteful number, since it uses less digits than its factorization.

211121110202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596414100114.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211121110202222 its reverse (222202011121112), we get a palindrome (433323121323334).

The spelling of 211121110202222 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred ten million, two hundred two thousand, two hundred twenty-two".