10999059211 has 16 divisors (see below), whose sum is σ = 13447014336. Its totient is φ = 8781705216.

The previous prime is 10999059209. The next prime is 10999059317. The reversal of 10999059211 is 11295099901.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10999059211 - 2¹ = 10999059209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10999039211) 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, 464896 + ... + 487981.

It is an arithmetic number, because the mean of its divisors is an integer number (840438396).

Almost surely, 2^10999059211 is an apocalyptic number.

10999059211 is a deficient number, since it is larger than the sum of its proper divisors (2447955125).

10999059211 is an equidigital number, since it uses as much as digits as its factorization.

10999059211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952998.

The product of its (nonzero) digits is 65610, while the sum is 46.

The spelling of 10999059211 in words is "ten billion, nine hundred ninety-nine million, fifty-nine thousand, two hundred eleven".