11097720011 has 8 divisors (see below), whose sum is σ = 12697511904. Its totient is φ = 9501528960.

The previous prime is 11097720001. The next prime is 11097720017. The reversal of 11097720011 is 11002779011.

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

It is not a de Polignac number, because 11097720011 - 2¹⁴ = 11097703627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11097720017) 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, 893600 + ... + 905933.

It is an arithmetic number, because the mean of its divisors is an integer number (1587188988).

Almost surely, 2^11097720011 is an apocalyptic number.

11097720011 is a deficient number, since it is larger than the sum of its proper divisors (1599791893).

11097720011 is an equidigital number, since it uses as much as digits as its factorization.

11097720011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800421.

The product of its (nonzero) digits is 882, while the sum is 29.

The spelling of 11097720011 in words is "eleven billion, ninety-seven million, seven hundred twenty thousand, eleven".