11101010001211 has 32 divisors (see below), whose sum is σ = 12101413040640. Its totient is φ = 10122029568000.

The previous prime is 11101010001199. The next prime is 11101010001233. The reversal of 11101010001211 is 11210001010111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101010001211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101010001241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1415760651 + ... + 1415768491.

It is an arithmetic number, because the mean of its divisors is an integer number (378169157520).

Almost surely, 2^{11101010001211} is an apocalyptic number.

11101010001211 is a deficient number, since it is larger than the sum of its proper divisors (1000403039429).

11101010001211 is a wasteful number, since it uses less digits than its factorization.

11101010001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10327.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11101010001211 its reverse (11210001010111), we get a palindrome (22311011011322).

The spelling of 11101010001211 in words is "eleven trillion, one hundred one billion, ten million, one thousand, two hundred eleven".