12011012322103 has 8 divisors (see below), whose sum is σ = 12059374487472. Its totient is φ = 11962725430656.

The previous prime is 12011012322079. The next prime is 12011012322109. The reversal of 12011012322103 is 30122321011021.

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-12011012322103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011012322109) 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, 18498700 + ... + 19136977.

It is an arithmetic number, because the mean of its divisors is an integer number (1507421810934).

Almost surely, 2^{12011012322103} is an apocalyptic number.

12011012322103 is a deficient number, since it is larger than the sum of its proper divisors (48362165369).

12011012322103 is an equidigital number, since it uses as much as digits as its factorization.

12011012322103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37636961.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12011012322103 its reverse (30122321011021), we get a palindrome (42133333333124).

The spelling of 12011012322103 in words is "twelve trillion, eleven billion, twelve million, three hundred twenty-two thousand, one hundred three".