1100243201 has 2 divisors, whose sum is σ = 1100243202. Its totient is φ = 1100243200.

The previous prime is 1100243173. The next prime is 1100243231. The reversal of 1100243201 is 1023420011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1098988801 + 1254400 = 33151^2 + 1120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100243201 - 2²⁶ = 1033134337 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100243231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550121600 + 550121601.

It is an arithmetic number, because the mean of its divisors is an integer number (550121601).

Almost surely, 2^1100243201 is an apocalyptic number.

It is an amenable number.

1100243201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100243201 is an equidigital number, since it uses as much as digits as its factorization.

1100243201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1100243201 is about 33169.9140939497. The cubic root of 1100243201 is about 1032.3561860796.

Adding to 1100243201 its reverse (1023420011), we get a palindrome (2123663212).

The spelling of 1100243201 in words is "one billion, one hundred million, two hundred forty-three thousand, two hundred one".