1124112121 has 8 divisors (see below), whose sum is σ = 1230302304. Its totient is φ = 1018588320.

The previous prime is 1124112109. The next prime is 1124112151. The reversal of 1124112121 is 1212114211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124112121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1124112095 and 1124112104.

It is not an unprimeable number, because it can be changed into a prime (1124112151) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 163060 + ... + 169813.

It is an arithmetic number, because the mean of its divisors is an integer number (153787788).

Almost surely, 2^1124112121 is an apocalyptic number.

1124112121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1124112121 is a deficient number, since it is larger than the sum of its proper divisors (106190183).

1124112121 is a wasteful number, since it uses less digits than its factorization.

1124112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333191.

The product of its digits is 32, while the sum is 16.

The square root of 1124112121 is about 33527.7813313079. The cubic root of 1124112121 is about 1039.7682302190.

Adding to 1124112121 its reverse (1212114211), we get a palindrome (2336226332).

The spelling of 1124112121 in words is "one billion, one hundred twenty-four million, one hundred twelve thousand, one hundred twenty-one".