111121002120101 has 8 divisors (see below), whose sum is σ = 112953836059200. Its totient is φ = 109293294990528.

The previous prime is 111121002120077. The next prime is 111121002120151. The reversal of 111121002120101 is 101021200121111.

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 111121002120101 - 2³⁴ = 111103822250917 is a prime.

It is a super-2 number, since 2×111121002120101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121002120151) 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, 1281658676 + ... + 1281745373.

It is an arithmetic number, because the mean of its divisors is an integer number (14119229507400).

Almost surely, 2^{111121002120101} is an apocalyptic number.

It is an amenable number.

111121002120101 is a deficient number, since it is larger than the sum of its proper divisors (1832833939099).

111121002120101 is an equidigital number, since it uses as much as digits as its factorization.

111121002120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563404763.

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

Adding to 111121002120101 its reverse (101021200121111), we get a palindrome (212142202241212).

The spelling of 111121002120101 in words is "one hundred eleven trillion, one hundred twenty-one billion, two million, one hundred twenty thousand, one hundred one".