1121124112 has 10 divisors (see below), whose sum is σ = 2172177998. Its totient is φ = 560562048.

The previous prime is 1121124107. The next prime is 1121124119. The reversal of 1121124112 is 2114211211.

It can be written as a sum of positive squares in only one way, i.e., 748788496 + 372335616 = 27364^2 + 19296^2 .

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 70070257 = 1121124112 / (1 + 1 + 2 + 1 + 1 + 2 + 4 + 1 + 1 + 2).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1121124119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35035113 + ... + 35035144.

Almost surely, 2^1121124112 is an apocalyptic number.

It is an amenable number.

1121124112 is a deficient number, since it is larger than the sum of its proper divisors (1051053886).

1121124112 is an equidigital number, since it uses as much as digits as its factorization.

1121124112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70070265 (or 70070259 counting only the distinct ones).

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

The square root of 1121124112 is about 33483.1914846838. The cubic root of 1121124112 is about 1038.8461413956.

Adding to 1121124112 its reverse (2114211211), we get a palindrome (3235335323).

The spelling of 1121124112 in words is "one billion, one hundred twenty-one million, one hundred twenty-four thousand, one hundred twelve".