10515154265201 has 2 divisors, whose sum is σ = 10515154265202. Its totient is φ = 10515154265200.

The previous prime is 10515154265149. The next prime is 10515154265227. The reversal of 10515154265201 is 10256245151501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7951136690176 + 2564017575025 = 2819776^2 + 1601255^2 .

It is an emirp because it is prime and its reverse (10256245151501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10515154265201 - 2²² = 10515150070897 is a prime.

It is a super-2 number, since 2×10515154265201² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10515154205201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5257577132600 + 5257577132601.

It is an arithmetic number, because the mean of its divisors is an integer number (5257577132601).

Almost surely, 2^{10515154265201} is an apocalyptic number.

It is an amenable number.

10515154265201 is a deficient number, since it is larger than the sum of its proper divisors (1).

10515154265201 is an equidigital number, since it uses as much as digits as its factorization.

10515154265201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60000, while the sum is 38.

The spelling of 10515154265201 in words is "ten trillion, five hundred fifteen billion, one hundred fifty-four million, two hundred sixty-five thousand, two hundred one".