1100012010203 has 2 divisors, whose sum is σ = 1100012010204. Its totient is φ = 1100012010202.

The previous prime is 1100012010199. The next prime is 1100012010257. The reversal of 1100012010203 is 3020102100011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100012010203 - 2² = 1100012010199 is a prime.

It is a super-2 number, since 2×1100012010203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100012010103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550006005101 + 550006005102.

It is an arithmetic number, because the mean of its divisors is an integer number (550006005102).

Almost surely, 2^{1100012010203} is an apocalyptic number.

1100012010203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100012010203 is an equidigital number, since it uses as much as digits as its factorization.

1100012010203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1100012010203 its reverse (3020102100011), we get a palindrome (4120114110214).

The spelling of 1100012010203 in words is "one trillion, one hundred billion, twelve million, ten thousand, two hundred three".