11121210211101 has 64 divisors (see below), whose sum is σ = 15305083901184. Its totient is φ = 7179101798400.

The previous prime is 11121210211079. The next prime is 11121210211171. The reversal of 11121210211101 is 10111201212111.

It is not a de Polignac number, because 11121210211101 - 2¹⁵ = 11121210178333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121210211171) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9645454941 + ... + 9645456093.

It is an arithmetic number, because the mean of its divisors is an integer number (239141935956).

Almost surely, 2^{11121210211101} is an apocalyptic number.

It is an amenable number.

11121210211101 is a deficient number, since it is larger than the sum of its proper divisors (4183873690083).

11121210211101 is a wasteful number, since it uses less digits than its factorization.

11121210211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11121210211101 its reverse (10111201212111), we get a palindrome (21232411423212).

The spelling of 11121210211101 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, two hundred eleven thousand, one hundred one".