1101223099 has 4 divisors (see below), whose sum is σ = 1112126400. Its totient is φ = 1090319800.

The previous prime is 1101223087. The next prime is 1101223103. The reversal of 1101223099 is 9903221011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9903221011 = 1759 ⋅5630029.

It is a cyclic number.

It is not a de Polignac number, because 1101223099 - 2⁹ = 1101222587 is a prime.

It is a super-3 number, since 3×1101223099³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101223069) 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, 5451499 + ... + 5451700.

It is an arithmetic number, because the mean of its divisors is an integer number (278031600).

Almost surely, 2^1101223099 is an apocalyptic number.

1101223099 is a deficient number, since it is larger than the sum of its proper divisors (10903301).

1101223099 is a wasteful number, since it uses less digits than its factorization.

1101223099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10903300.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1101223099 is about 33184.6816920096. The cubic root of 1101223099 is about 1032.6625739739.

The spelling of 1101223099 in words is "one billion, one hundred one million, two hundred twenty-three thousand, ninety-nine".