211201221101102 has 16 divisors (see below), whose sum is σ = 322172126319600. Its totient is φ = 103810520906880.

The previous prime is 211201221100999. The next prime is 211201221101147. The reversal of 211201221101102 is 201101122102112.

It is a super-2 number, since 2×211201221101102² (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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53363174 + ... + 57184182.

It is an arithmetic number, because the mean of its divisors is an integer number (20135757894975).

Almost surely, 2^{211201221101102} is an apocalyptic number.

211201221101102 is a deficient number, since it is larger than the sum of its proper divisors (110970905218498).

211201221101102 is a wasteful number, since it uses less digits than its factorization.

211201221101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289491.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211201221101102 its reverse (201101122102112), we get a palindrome (412302343203214).

The spelling of 211201221101102 in words is "two hundred eleven trillion, two hundred one billion, two hundred twenty-one million, one hundred one thousand, one hundred two".