1100204111 has 2 divisors, whose sum is σ = 1100204112. Its totient is φ = 1100204110.

The previous prime is 1100204107. The next prime is 1100204123. The reversal of 1100204111 is 1114020011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100204111 - 2² = 1100204107 is a prime.

It is a super-2 number, since 2×1100204111² = 2420898171722600642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100204092 and 1100204101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100204311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550102055 + 550102056.

It is an arithmetic number, because the mean of its divisors is an integer number (550102056).

Almost surely, 2^1100204111 is an apocalyptic number.

1100204111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100204111 is an equidigital number, since it uses as much as digits as its factorization.

1100204111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1100204111 is about 33169.3248499272. The cubic root of 1100204111 is about 1032.3439599096.

Adding to 1100204111 its reverse (1114020011), we get a palindrome (2214224122).

The spelling of 1100204111 in words is "one billion, one hundred million, two hundred four thousand, one hundred eleven".