12101313651503 has 2 divisors, whose sum is σ = 12101313651504. Its totient is φ = 12101313651502.

The previous prime is 12101313651481. The next prime is 12101313651547. The reversal of 12101313651503 is 30515631310121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12101313651503 - 2⁶ = 12101313651439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12101313651503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101313611503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050656825751 + 6050656825752.

It is an arithmetic number, because the mean of its divisors is an integer number (6050656825752).

Almost surely, 2^{12101313651503} is an apocalyptic number.

12101313651503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101313651503 is an equidigital number, since it uses as much as digits as its factorization.

12101313651503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 32.

Adding to 12101313651503 its reverse (30515631310121), we get a palindrome (42616944961624).

The spelling of 12101313651503 in words is "twelve trillion, one hundred one billion, three hundred thirteen million, six hundred fifty-one thousand, five hundred three".