1122043331 has 4 divisors (see below), whose sum is σ = 1131973032. Its totient is φ = 1112113632.

The previous prime is 1122043319. The next prime is 1122043393. The reversal of 1122043331 is 1333402211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1333402211 = 79 ⋅16878509.

It is a cyclic number.

It is not a de Polignac number, because 1122043331 - 2¹⁴ = 1122026947 is a prime.

It is a super-2 number, since 2×1122043331² = 2517962473283151122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122043301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4964681 + ... + 4964906.

It is an arithmetic number, because the mean of its divisors is an integer number (282993258).

Almost surely, 2^1122043331 is an apocalyptic number.

1122043331 is a deficient number, since it is larger than the sum of its proper divisors (9929701).

1122043331 is an equidigital number, since it uses as much as digits as its factorization.

1122043331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9929700.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1122043331 is about 33496.9152460342. The cubic root of 1122043331 is about 1039.1299833704.

Adding to 1122043331 its reverse (1333402211), we get a palindrome (2455445542).

The spelling of 1122043331 in words is "one billion, one hundred twenty-two million, forty-three thousand, three hundred thirty-one".