211201222100102 has 16 divisors (see below), whose sum is σ = 361240099339392. Its totient is φ = 91743517292160.

The previous prime is 211201222100101. The next prime is 211201222100161. The reversal of 211201222100102 is 201001222102112.

It is a super-2 number, since 2×211201222100102² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211201222100101) by changing a digit.

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, 238915409174 + ... + 238915410057.

It is an arithmetic number, because the mean of its divisors is an integer number (22577506208712).

Almost surely, 2^{211201222100102} is an apocalyptic number.

211201222100102 is a deficient number, since it is larger than the sum of its proper divisors (150038877239290).

211201222100102 is a wasteful number, since it uses less digits than its factorization.

211201222100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477830819263.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211201222100102 its reverse (201001222102112), we get a palindrome (412202444202214).

The spelling of 211201222100102 in words is "two hundred eleven trillion, two hundred one billion, two hundred twenty-two million, one hundred thousand, one hundred two".