1122314231 has 4 divisors (see below), whose sum is σ = 1123161312. Its totient is φ = 1121467152.

The previous prime is 1122314203. The next prime is 1122314261. The reversal of 1122314231 is 1324132211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122314231 - 2²⁶ = 1055205367 is a prime.

It is a super-2 number, since 2×1122314231² = 2519178466210242722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122314261) 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, 421550 + ... + 424203.

It is an arithmetic number, because the mean of its divisors is an integer number (280790328).

Almost surely, 2^1122314231 is an apocalyptic number.

1122314231 is a deficient number, since it is larger than the sum of its proper divisors (847081).

1122314231 is an equidigital number, since it uses as much as digits as its factorization.

1122314231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847080.

The product of its digits is 288, while the sum is 20.

The square root of 1122314231 is about 33500.9586579250. The cubic root of 1122314231 is about 1039.2136039262.

Adding to 1122314231 its reverse (1324132211), we get a palindrome (2446446442).

The spelling of 1122314231 in words is "one billion, one hundred twenty-two million, three hundred fourteen thousand, two hundred thirty-one".