11212126126103 has 8 divisors (see below), whose sum is σ = 12968242267008. Its totient is φ = 9494605944504.

The previous prime is 11212126126079. The next prime is 11212126126139. The reversal of 11212126126103 is 30162162121211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11212126126103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212126126603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9648989201 + ... + 9648990362.

It is an arithmetic number, because the mean of its divisors is an integer number (1621030283376).

Almost surely, 2^{11212126126103} is an apocalyptic number.

11212126126103 is a deficient number, since it is larger than the sum of its proper divisors (1756116140905).

11212126126103 is an equidigital number, since it uses as much as digits as its factorization.

11212126126103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19297979653.

The product of its (nonzero) digits is 1728, while the sum is 29.

Adding to 11212126126103 its reverse (30162162121211), we get a palindrome (41374288247314).

The spelling of 11212126126103 in words is "eleven trillion, two hundred twelve billion, one hundred twenty-six million, one hundred twenty-six thousand, one hundred three".