1121410111 has 2 divisors, whose sum is σ = 1121410112. Its totient is φ = 1121410110.

The previous prime is 1121410099. The next prime is 1121410123. The reversal of 1121410111 is 1110141211.

It is a balanced prime because it is at equal distance from previous prime (1121410099) and next prime (1121410123).

It is a cyclic number.

It is not a de Polignac number, because 1121410111 - 2¹⁵ = 1121377343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121410091 and 1121410100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121410141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560705055 + 560705056.

It is an arithmetic number, because the mean of its divisors is an integer number (560705056).

Almost surely, 2^1121410111 is an apocalyptic number.

1121410111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121410111 is an equidigital number, since it uses as much as digits as its factorization.

1121410111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

The square root of 1121410111 is about 33487.4619969922. The cubic root of 1121410111 is about 1038.9344705092.

Adding to 1121410111 its reverse (1110141211), we get a palindrome (2231551322).

The spelling of 1121410111 in words is "one billion, one hundred twenty-one million, four hundred ten thousand, one hundred eleven".