12011022103 has 8 divisors (see below), whose sum is σ = 12444813648. Its totient is φ = 11582976384.

The previous prime is 12011022059. The next prime is 12011022113. The reversal of 12011022103 is 30122011021.

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

It is a cyclic number.

It is not a de Polignac number, because 12011022103 - 2²¹ = 12008924951 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 (12011022113) 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, 1432201 + ... + 1440562.

It is an arithmetic number, because the mean of its divisors is an integer number (1555601706).

Almost surely, 2^12011022103 is an apocalyptic number.

12011022103 is a deficient number, since it is larger than the sum of its proper divisors (433791545).

12011022103 is a wasteful number, since it uses less digits than its factorization.

12011022103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872913.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12011022103 its reverse (30122011021), we get a palindrome (42133033124).

The spelling of 12011022103 in words is "twelve billion, eleven million, twenty-two thousand, one hundred three".