211002212101011 has 8 divisors (see below), whose sum is σ = 281364697777104. Its totient is φ = 140653933912800.

The previous prime is 211002212100949. The next prime is 211002212101063. The reversal of 211002212101011 is 110101212200112.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-211002212101011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211002212101511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3551837316 + ... + 3551896721.

It is an arithmetic number, because the mean of its divisors is an integer number (35170587222138).

Almost surely, 2^{211002212101011} is an apocalyptic number.

211002212101011 is a deficient number, since it is larger than the sum of its proper divisors (70362485676093).

211002212101011 is an equidigital number, since it uses as much as digits as its factorization.

211002212101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7103743941.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211002212101011 its reverse (110101212200112), we get a palindrome (321103424301123).

The spelling of 211002212101011 in words is "two hundred eleven trillion, two billion, two hundred twelve million, one hundred one thousand, eleven".