10212256155001 has 2 divisors, whose sum is σ = 10212256155002. Its totient is φ = 10212256155000.

The previous prime is 10212256154951. The next prime is 10212256155053. The reversal of 10212256155001 is 10055165221201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9224371237225 + 987884917776 = 3037165^2 + 993924^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212256155001 - 2³⁹ = 9662500341113 is a prime.

It is not a weakly prime, because it can be changed into another prime (10212259155001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106128077500 + 5106128077501.

It is an arithmetic number, because the mean of its divisors is an integer number (5106128077501).

Almost surely, 2^{10212256155001} is an apocalyptic number.

It is an amenable number.

10212256155001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212256155001 is an equidigital number, since it uses as much as digits as its factorization.

10212256155001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 10212256155001 in words is "ten trillion, two hundred twelve billion, two hundred fifty-six million, one hundred fifty-five thousand, one".