11211002211101 has 16 divisors (see below), whose sum is σ = 13990910588928. Its totient is φ = 8727372639600.

The previous prime is 11211002211077. The next prime is 11211002211109. The reversal of 11211002211101 is 10111220011211.

It is a cyclic number.

It is not a de Polignac number, because 11211002211101 - 2⁶ = 11211002211037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211002211109) 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 15 ways as a sum of consecutive naturals, for example, 70530425 + ... + 70689198.

It is an arithmetic number, because the mean of its divisors is an integer number (874431911808).

Almost surely, 2^{11211002211101} is an apocalyptic number.

11211002211101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11211002211101 is a deficient number, since it is larger than the sum of its proper divisors (2779908377827).

11211002211101 is a wasteful number, since it uses less digits than its factorization.

11211002211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141220672.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11211002211101 its reverse (10111220011211), we get a palindrome (21322222222312).

The spelling of 11211002211101 in words is "eleven trillion, two hundred eleven billion, two million, two hundred eleven thousand, one hundred one".