211222100101008 has 40 divisors (see below), whose sum is σ = 553801227636448. Its totient is φ = 69356510479872.

The previous prime is 211222100101003. The next prime is 211222100101079. The reversal of 211222100101008 is 800101001222112.

It is a super-2 number, since 2×211222100101008² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211222100101003) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 32839253641 + ... + 32839260072.

Almost surely, 2^{211222100101008} is an apocalyptic number.

It is an amenable number.

211222100101008 is an abundant number, since it is smaller than the sum of its proper divisors (342579127535440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211222100101008 is a wasteful number, since it uses less digits than its factorization.

211222100101008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65678513791 (or 65678513785 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

The spelling of 211222100101008 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred million, one hundred one thousand, eight".