10255123253021 has 4 divisors (see below), whose sum is σ = 10349206952700. Its totient is φ = 10161039553344.

The previous prime is 10255123253017. The next prime is 10255123253047. The reversal of 10255123253021 is 12035232155201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9326848812121 + 928274440900 = 3053989^2 + 963470^2 .

It is a cyclic number.

It is not a de Polignac number, because 10255123253021 - 2² = 10255123253017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10255123253621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47041849676 + ... + 47041849893.

It is an arithmetic number, because the mean of its divisors is an integer number (2587301738175).

Almost surely, 2^{10255123253021} is an apocalyptic number.

It is an amenable number.

10255123253021 is a deficient number, since it is larger than the sum of its proper divisors (94083699679).

10255123253021 is an equidigital number, since it uses as much as digits as its factorization.

10255123253021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94083699678.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 10255123253021 in words is "ten trillion, two hundred fifty-five billion, one hundred twenty-three million, two hundred fifty-three thousand, twenty-one".