211222101122102 has 32 divisors (see below), whose sum is σ = 366601239420480. Its totient is φ = 89401720636800.

The previous prime is 211222101122089. The next prime is 211222101122111. The reversal of 211222101122102 is 201221101222112.

It is a super-2 number, since 2×211222101122102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187573577 + ... + 188696292.

It is an arithmetic number, because the mean of its divisors is an integer number (11456288731890).

Almost surely, 2^{211222101122102} is an apocalyptic number.

211222101122102 is a deficient number, since it is larger than the sum of its proper divisors (155379138298378).

211222101122102 is a wasteful number, since it uses less digits than its factorization.

211222101122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376270376.

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

Adding to 211222101122102 its reverse (201221101222112), we get a palindrome (412443202344214).

The spelling of 211222101122102 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred one million, one hundred twenty-two thousand, one hundred two".