1123322101 has 8 divisors (see below), whose sum is σ = 1237576608. Its totient is φ = 1011090000.

The previous prime is 1123322099. The next prime is 1123322111. The reversal of 1123322101 is 1012233211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123322101 - 2¹ = 1123322099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123322111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504435 + ... + 506656.

It is an arithmetic number, because the mean of its divisors is an integer number (154697076).

Almost surely, 2^1123322101 is an apocalyptic number.

1123322101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1123322101 is a deficient number, since it is larger than the sum of its proper divisors (114254507).

1123322101 is a wasteful number, since it uses less digits than its factorization.

1123322101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011203.

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

The square root of 1123322101 is about 33515.9976876715. The cubic root of 1123322101 is about 1039.5245919463.

Adding to 1123322101 its reverse (1012233211), we get a palindrome (2135555312).

The spelling of 1123322101 in words is "one billion, one hundred twenty-three million, three hundred twenty-two thousand, one hundred one".