10201265254409 has 2 divisors, whose sum is σ = 10201265254410. Its totient is φ = 10201265254408.

The previous prime is 10201265254399. The next prime is 10201265254489. The reversal of 10201265254409 is 90445256210201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8961042250000 + 1240223004409 = 2993500^2 + 1113653^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201265254409 - 2⁴⁰ = 9101753626633 is a prime.

It is not a weakly prime, because it can be changed into another prime (10201265254489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100632627204 + 5100632627205.

It is an arithmetic number, because the mean of its divisors is an integer number (5100632627205).

Almost surely, 2^{10201265254409} is an apocalyptic number.

It is an amenable number.

10201265254409 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201265254409 is an equidigital number, since it uses as much as digits as its factorization.

10201265254409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 10201265254409 in words is "ten trillion, two hundred one billion, two hundred sixty-five million, two hundred fifty-four thousand, four hundred nine".