12002455103 has 4 divisors (see below), whose sum is σ = 12112569480. Its totient is φ = 11892340728.

The previous prime is 12002455093. The next prime is 12002455111. The reversal of 12002455103 is 30155420021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12002455103 - 2⁸ = 12002454847 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 (12002455403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55057025 + ... + 55057242.

It is an arithmetic number, because the mean of its divisors is an integer number (3028142370).

Almost surely, 2^12002455103 is an apocalyptic number.

12002455103 is a deficient number, since it is larger than the sum of its proper divisors (110114377).

12002455103 is a wasteful number, since it uses less digits than its factorization.

12002455103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110114376.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 12002455103 its reverse (30155420021), we get a palindrome (42157875124).

The spelling of 12002455103 in words is "twelve billion, two million, four hundred fifty-five thousand, one hundred three".