1123122301 has 32 divisors (see below), whose sum is σ = 1337200128. Its totient is φ = 923581440.

The previous prime is 1123122283. The next prime is 1123122347. The reversal of 1123122301 is 1032213211.

It is a cyclic number.

It is not a de Polignac number, because 1123122301 - 2¹¹ = 1123120253 is a prime.

It is a super-2 number, since 2×1123122301² = 2522807406007069202, 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 (1123122001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4270296 + ... + 4270558.

It is an arithmetic number, because the mean of its divisors is an integer number (41787504).

Almost surely, 2^1123122301 is an apocalyptic number.

It is an amenable number.

1123122301 is a deficient number, since it is larger than the sum of its proper divisors (214077827).

1123122301 is a wasteful number, since it uses less digits than its factorization.

1123122301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1123122301 is about 33513.0168889642. The cubic root of 1123122301 is about 1039.4629565144.

Adding to 1123122301 its reverse (1032213211), we get a palindrome (2155335512).

The spelling of 1123122301 in words is "one billion, one hundred twenty-three million, one hundred twenty-two thousand, three hundred one".