1100201223 has 32 divisors (see below), whose sum is σ = 1697110272. Its totient is φ = 626572800.

The previous prime is 1100201147. The next prime is 1100201269. The reversal of 1100201223 is 3221020011.

It is not a de Polignac number, because 1100201223 - 2⁹ = 1100200711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100201199 and 1100201208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100201293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 494253 + ... + 496473.

It is an arithmetic number, because the mean of its divisors is an integer number (53034696).

Almost surely, 2^1100201223 is an apocalyptic number.

1100201223 is a deficient number, since it is larger than the sum of its proper divisors (596909049).

1100201223 is a wasteful number, since it uses less digits than its factorization.

1100201223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3135.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1100201223 is about 33169.2813156993. The cubic root of 1100201223 is about 1032.3430566191.

Adding to 1100201223 its reverse (3221020011), we get a palindrome (4321221234).

The spelling of 1100201223 in words is "one billion, one hundred million, two hundred one thousand, two hundred twenty-three".