10111211002003 has 2 divisors, whose sum is σ = 10111211002004. Its totient is φ = 10111211002002.

The previous prime is 10111211001989. The next prime is 10111211002027. The reversal of 10111211002003 is 30020011211101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111211002003 is a prime.

It is a super-2 number, since 2×10111211002003² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10111211002103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055605501001 + 5055605501002.

It is an arithmetic number, because the mean of its divisors is an integer number (5055605501002).

Almost surely, 2^{10111211002003} is an apocalyptic number.

10111211002003 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111211002003 is an equidigital number, since it uses as much as digits as its factorization.

10111211002003 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 13.

Adding to 10111211002003 its reverse (30020011211101), we get a palindrome (40131222213104).

The spelling of 10111211002003 in words is "ten trillion, one hundred eleven billion, two hundred eleven million, two thousand, three".