1121310110 has 16 divisors (see below), whose sum is σ = 2041038000. Its totient is φ = 443484096.

The previous prime is 1121310109. The next prime is 1121310119. The reversal of 1121310110 is 110131211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121310091 and 1121310100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121310119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629060 + ... + 630839.

It is an arithmetic number, because the mean of its divisors is an integer number (127564875).

Almost surely, 2^1121310110 is an apocalyptic number.

1121310110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121310110 is a deficient number, since it is larger than the sum of its proper divisors (919727890).

1121310110 is a wasteful number, since it uses less digits than its factorization.

1121310110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259995.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1121310110 is about 33485.9688526404. The cubic root of 1121310110 is about 1038.9035874946.

Adding to 1121310110 its reverse (110131211), we get a palindrome (1231441321).

The spelling of 1121310110 in words is "one billion, one hundred twenty-one million, three hundred ten thousand, one hundred ten".