11200009801 has 2 divisors, whose sum is σ = 11200009802. Its totient is φ = 11200009800.

The previous prime is 11200009789. The next prime is 11200009817. The reversal of 11200009801 is 10890000211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7068605625 + 4131404176 = 84075^2 + 64276^2 .

It is a cyclic number.

It is not a de Polignac number, because 11200009801 - 2⁷ = 11200009673 is a prime.

It is not a weakly prime, because it can be changed into another prime (11200009861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600004900 + 5600004901.

It is an arithmetic number, because the mean of its divisors is an integer number (5600004901).

Almost surely, 2^11200009801 is an apocalyptic number.

It is an amenable number.

11200009801 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200009801 is an equidigital number, since it uses as much as digits as its factorization.

11200009801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 11200009801 in words is "eleven billion, two hundred million, nine thousand, eight hundred one".