211000020121102 has 8 divisors (see below), whose sum is σ = 316836374531112. Its totient is φ = 105387895277400.

The previous prime is 211000020121069. The next prime is 211000020121123. The reversal of 211000020121102 is 201121020000112.

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

It is a super-2 number, since 2×211000020121102² (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 (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56057389224 + ... + 56057392987.

It is an arithmetic number, because the mean of its divisors is an integer number (39604546816389).

Almost surely, 2^{211000020121102} is an apocalyptic number.

211000020121102 is a deficient number, since it is larger than the sum of its proper divisors (105836354410010).

211000020121102 is a wasteful number, since it uses less digits than its factorization.

211000020121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112114783154.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211000020121102 its reverse (201121020000112), we get a palindrome (412121040121214).

The spelling of 211000020121102 in words is "two hundred eleven trillion, twenty million, one hundred twenty-one thousand, one hundred two".