11113211112101 has 16 divisors (see below), whose sum is σ = 12740656516224. Its totient is φ = 9495736233984.

The previous prime is 11113211112077. The next prime is 11113211112137. The reversal of 11113211112101 is 10121111231111.

It is not a de Polignac number, because 11113211112101 - 2²² = 11113206917797 is a prime.

It is a super-2 number, since 2×11113211112101² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11113211112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113211112401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13647446 + ... + 14438808.

It is an arithmetic number, because the mean of its divisors is an integer number (796291032264).

Almost surely, 2^{11113211112101} is an apocalyptic number.

It is an amenable number.

11113211112101 is a deficient number, since it is larger than the sum of its proper divisors (1627445404123).

11113211112101 is an equidigital number, since it uses as much as digits as its factorization.

11113211112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797660.

The product of its (nonzero) digits is 12, while the sum is 17.

Adding to 11113211112101 its reverse (10121111231111), we get a palindrome (21234322343212).

The spelling of 11113211112101 in words is "eleven trillion, one hundred thirteen billion, two hundred eleven million, one hundred twelve thousand, one hundred one".