11200321009 has 2 divisors, whose sum is σ = 11200321010. Its totient is φ = 11200321008.

The previous prime is 11200320997. The next prime is 11200321073. The reversal of 11200321009 is 90012300211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6313891600 + 4886429409 = 79460^2 + 69903^2 .

It is a cyclic number.

It is not a de Polignac number, because 11200321009 - 2¹³ = 11200312817 is a prime.

It is not a weakly prime, because it can be changed into another prime (11200321309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600160504 + 5600160505.

It is an arithmetic number, because the mean of its divisors is an integer number (5600160505).

Almost surely, 2^11200321009 is an apocalyptic number.

It is an amenable number.

11200321009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200321009 is an equidigital number, since it uses as much as digits as its factorization.

11200321009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 11200321009 in words is "eleven billion, two hundred million, three hundred twenty-one thousand, nine".