1101120124 has 96 divisors (see below), whose sum is σ = 2368106496. Its totient is φ = 442506240.

The previous prime is 1101120047. The next prime is 1101120131. The reversal of 1101120124 is 4210211011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 629419 + ... + 631165.

It is an arithmetic number, because the mean of its divisors is an integer number (24667776).

Almost surely, 2^1101120124 is an apocalyptic number.

It is an amenable number.

1101120124 is an abundant number, since it is smaller than the sum of its proper divisors (1266986372).

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

1101120124 is a wasteful number, since it uses less digits than its factorization.

1101120124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835 (or 1833 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1101120124 is about 33183.1301115492. The cubic root of 1101120124 is about 1032.6303849944.

Adding to 1101120124 its reverse (4210211011), we get a palindrome (5311331135).

The spelling of 1101120124 in words is "one billion, one hundred one million, one hundred twenty thousand, one hundred twenty-four".