11111112120101 has 8 divisors (see below), whose sum is σ = 12913641205440. Its totient is φ = 9362389873248.

The previous prime is 11111112120077. The next prime is 11111112120103. The reversal of 11111112120101 is 10102121111111.

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

It is a cyclic number.

It is not a de Polignac number, because 11111112120101 - 2¹⁰ = 11111112119077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111112120103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13451709176 + ... + 13451710001.

It is an arithmetic number, because the mean of its divisors is an integer number (1614205150680).

Almost surely, 2^{11111112120101} is an apocalyptic number.

It is an amenable number.

11111112120101 is a deficient number, since it is larger than the sum of its proper divisors (1802529085339).

11111112120101 is an equidigital number, since it uses as much as digits as its factorization.

11111112120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26903419243.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 11111112120101 its reverse (10102121111111), we get a palindrome (21213233231212).

The spelling of 11111112120101 in words is "eleven trillion, one hundred eleven billion, one hundred twelve million, one hundred twenty thousand, one hundred one".