1111120102121 has 8 divisors (see below), whose sum is σ = 1121942165760. Its totient is φ = 1100298701952.

The previous prime is 1111120102097. The next prime is 1111120102159. The reversal of 1111120102121 is 1212010211111.

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 1111120102121 - 2¹⁰ = 1111120101097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1111120102096 and 1111120102105.

It is not an unprimeable number, because it can be changed into a prime (1111120102181) 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, 3618041 + ... + 3913113.

It is an arithmetic number, because the mean of its divisors is an integer number (140242770720).

Almost surely, 2^{1111120102121} is an apocalyptic number.

It is an amenable number.

1111120102121 is a deficient number, since it is larger than the sum of its proper divisors (10822063639).

1111120102121 is a wasteful number, since it uses less digits than its factorization.

1111120102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331735.

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

Adding to 1111120102121 its reverse (1212010211111), we get a palindrome (2323130313232).

The spelling of 1111120102121 in words is "one trillion, one hundred eleven billion, one hundred twenty million, one hundred two thousand, one hundred twenty-one".