11212111002203 has 2 divisors, whose sum is σ = 11212111002204. Its totient is φ = 11212111002202.

The previous prime is 11212111002181. The next prime is 11212111002269. The reversal of 11212111002203 is 30220011121211.

It is a happy number.

11212111002203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11212111002203 - 2¹⁴ = 11212110985819 is a prime.

It is a super-2 number, since 2×11212111002203² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11212111002283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606055501101 + 5606055501102.

It is an arithmetic number, because the mean of its divisors is an integer number (5606055501102).

Almost surely, 2^{11212111002203} is an apocalyptic number.

11212111002203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212111002203 is an equidigital number, since it uses as much as digits as its factorization.

11212111002203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11212111002203 its reverse (30220011121211), we get a palindrome (41432122123414).

The spelling of 11212111002203 in words is "eleven trillion, two hundred twelve billion, one hundred eleven million, two thousand, two hundred three".