12551201023 has 2 divisors, whose sum is σ = 12551201024. Its totient is φ = 12551201022.

The previous prime is 12551201011. The next prime is 12551201027. The reversal of 12551201023 is 32010215521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12551201023 - 2¹³ = 12551192831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12551200985 and 12551201003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12551201027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6275600511 + 6275600512.

It is an arithmetic number, because the mean of its divisors is an integer number (6275600512).

Almost surely, 2^12551201023 is an apocalyptic number.

12551201023 is a deficient number, since it is larger than the sum of its proper divisors (1).

12551201023 is an equidigital number, since it uses as much as digits as its factorization.

12551201023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 12551201023 its reverse (32010215521), we get a palindrome (44561416544).

The spelling of 12551201023 in words is "twelve billion, five hundred fifty-one million, two hundred one thousand, twenty-three".