11220243099 has 24 divisors (see below), whose sum is σ = 16223591232. Its totient is φ = 6894557280.

The previous prime is 11220243079. The next prime is 11220243101. The reversal of 11220243099 is 99034202211.

It is not a de Polignac number, because 11220243099 - 2⁹ = 11220242587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220243059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 334324 + ... + 366350.

It is an arithmetic number, because the mean of its divisors is an integer number (675982968).

Almost surely, 2^11220243099 is an apocalyptic number.

11220243099 is a deficient number, since it is larger than the sum of its proper divisors (5003348133).

11220243099 is a wasteful number, since it uses less digits than its factorization.

11220243099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32747 (or 32734 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The spelling of 11220243099 in words is "eleven billion, two hundred twenty million, two hundred forty-three thousand, ninety-nine".