12103326525 has 24 divisors (see below), whose sum is σ = 20126524320. Its totient is φ = 6417787840.

The previous prime is 12103326517. The next prime is 12103326533. The reversal of 12103326525 is 52562330121.

It is an interprime number because it is at equal distance from previous prime (12103326517) and next prime (12103326533).

It is not a de Polignac number, because 12103326525 - 2³ = 12103326517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12103326492 and 12103326501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453435 + ... + 479384.

It is an arithmetic number, because the mean of its divisors is an integer number (838605180).

Almost surely, 2^12103326525 is an apocalyptic number.

12103326525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12103326525 is a deficient number, since it is larger than the sum of its proper divisors (8023197795).

12103326525 is a wasteful number, since it uses less digits than its factorization.

12103326525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933005 (or 933000 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 12103326525 its reverse (52562330121), we get a palindrome (64665656646).

The spelling of 12103326525 in words is "twelve billion, one hundred three million, three hundred twenty-six thousand, five hundred twenty-five".