211211022122102 has 8 divisors (see below), whose sum is σ = 322186304932200. Its totient is φ = 103815587144704.

The previous prime is 211211022122083. The next prime is 211211022122129. The reversal of 211211022122102 is 201221220112112.

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

It is a super-2 number, since 2×211211022122102² (a number of 29 digits) contains 22 as substring.

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, 894961958027 + ... + 894961958262.

It is an arithmetic number, because the mean of its divisors is an integer number (40273288116525).

Almost surely, 2^{211211022122102} is an apocalyptic number.

211211022122102 is a deficient number, since it is larger than the sum of its proper divisors (110975282810098).

211211022122102 is a wasteful number, since it uses less digits than its factorization.

211211022122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789923916350.

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

Adding to 211211022122102 its reverse (201221220112112), we get a palindrome (412432242234214).

The spelling of 211211022122102 in words is "two hundred eleven trillion, two hundred eleven billion, twenty-two million, one hundred twenty-two thousand, one hundred two".