11200001097 has 4 divisors (see below), whose sum is σ = 14933334800. Its totient is φ = 7466667396.

The previous prime is 11200001053. The next prime is 11200001107. The reversal of 11200001097 is 79010000211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79010000211 = 3 ⋅26336666737.

It is not a de Polignac number, because 11200001097 - 2²⁶ = 11132892233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200001017) 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, 1866666847 + ... + 1866666852.

It is an arithmetic number, because the mean of its divisors is an integer number (3733333700).

Almost surely, 2^11200001097 is an apocalyptic number.

It is an amenable number.

11200001097 is a deficient number, since it is larger than the sum of its proper divisors (3733333703).

11200001097 is an equidigital number, since it uses as much as digits as its factorization.

11200001097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733333702.

The product of its (nonzero) digits is 126, while the sum is 21.

The spelling of 11200001097 in words is "eleven billion, two hundred million, one thousand, ninety-seven".