10992198209 has 16 divisors (see below), whose sum is σ = 11496328704. Its totient is φ = 10497705600.

The previous prime is 10992198197. The next prime is 10992198211. The reversal of 10992198209 is 90289129901.

It is a cyclic number.

It is not a de Polignac number, because 10992198209 - 2¹² = 10992194113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10992198289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3067799 + ... + 3071379.

It is an arithmetic number, because the mean of its divisors is an integer number (718520544).

Almost surely, 2^10992198209 is an apocalyptic number.

It is an amenable number.

10992198209 is a deficient number, since it is larger than the sum of its proper divisors (504130495).

10992198209 is a wasteful number, since it uses less digits than its factorization.

10992198209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4888.

The product of its (nonzero) digits is 209952, while the sum is 50.

The spelling of 10992198209 in words is "ten billion, nine hundred ninety-two million, one hundred ninety-eight thousand, two hundred nine".