211222221001102 has 16 divisors (see below), whose sum is σ = 333517369910400. Its totient is φ = 100050051027960.

The previous prime is 211222221001091. The next prime is 211222221001117. The reversal of 211222221001102 is 201100122222112.

It is a super-2 number, since 2×211222221001102² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 211222221001102.

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, 70172452 + ... + 73120567.

It is an arithmetic number, because the mean of its divisors is an integer number (20844835619400).

Almost surely, 2^{211222221001102} is an apocalyptic number.

211222221001102 is a deficient number, since it is larger than the sum of its proper divisors (122295148909298).

211222221001102 is a wasteful number, since it uses less digits than its factorization.

211222221001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143331831.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211222221001102 its reverse (201100122222112), we get a palindrome (412322343223214).

The spelling of 211222221001102 in words is "two hundred eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, one thousand, one hundred two".