1103121124 has 36 divisors (see below), whose sum is σ = 2343285504. Its totient is φ = 452209296.

The previous prime is 1103121121. The next prime is 1103121127. The reversal of 1103121124 is 4211213011.

It is an interprime number because it is at equal distance from previous prime (1103121121) and next prime (1103121127).

It is a junction number, because it is equal to n+sod(n) for n = 1103121098 and 1103121107.

It is not an unprimeable number, because it can be changed into a prime (1103121121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117844 + ... + 126859.

It is an arithmetic number, because the mean of its divisors is an integer number (65091264).

Almost surely, 2^1103121124 is an apocalyptic number.

1103121124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1103121124 is an abundant number, since it is smaller than the sum of its proper divisors (1240164380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103121124 is a wasteful number, since it uses less digits than its factorization.

1103121124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244744 (or 244735 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1103121124 is about 33213.2672888411. The cubic root of 1103121124 is about 1033.2555190335.

Adding to 1103121124 its reverse (4211213011), we get a palindrome (5314334135).

The spelling of 1103121124 in words is "one billion, one hundred three million, one hundred twenty-one thousand, one hundred twenty-four".