1120121101121 has 16 divisors (see below), whose sum is σ = 1228464273600. Its totient is φ = 1012869278400.

The previous prime is 1120121101111. The next prime is 1120121101171. The reversal of 1120121101121 is 1211011210211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120121101121 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 = 1120121101096 and 1120121101105.

It is not an unprimeable number, because it can be changed into a prime (1120121101111) 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, 3825395 + ... + 4107783.

It is an arithmetic number, because the mean of its divisors is an integer number (76779017100).

Almost surely, 2^{1120121101121} is an apocalyptic number.

1120121101121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1120121101121 is a deficient number, since it is larger than the sum of its proper divisors (108343172479).

1120121101121 is a wasteful number, since it uses less digits than its factorization.

1120121101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284320.

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

Adding to 1120121101121 its reverse (1211011210211), we get a palindrome (2331132311332).

The spelling of 1120121101121 in words is "one trillion, one hundred twenty billion, one hundred twenty-one million, one hundred one thousand, one hundred twenty-one".