1123121114 has 4 divisors (see below), whose sum is σ = 1684681674. Its totient is φ = 561560556.

The previous prime is 1123121107. The next prime is 1123121123. The reversal of 1123121114 is 4111213211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 807525889 + 315595225 = 28417^2 + 17765^2 .

It is a super-2 number, since 2×1123121114² = 2522802073425201992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123121092 and 1123121101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280780277 + ... + 280780280.

Almost surely, 2^1123121114 is an apocalyptic number.

1123121114 is a deficient number, since it is larger than the sum of its proper divisors (561560560).

1123121114 is an equidigital number, since it uses as much as digits as its factorization.

1123121114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561560559.

The product of its digits is 48, while the sum is 17.

The square root of 1123121114 is about 33512.9991794229. Note that the first 3 decimals coincide. The cubic root of 1123121114 is about 1039.4625903201.

Adding to 1123121114 its reverse (4111213211), we get a palindrome (5234334325).

The spelling of 1123121114 in words is "one billion, one hundred twenty-three million, one hundred twenty-one thousand, one hundred fourteen".