10210025123405 has 4 divisors (see below), whose sum is σ = 12252030148092. Its totient is φ = 8168020098720.

The previous prime is 10210025123351. The next prime is 10210025123429. The reversal of 10210025123405 is 50432152001201.

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 4179297414889 + 6030727708516 = 2044333^2 + 2455754^2 .

It is not a de Polignac number, because 10210025123405 - 2⁸ = 10210025123149 is a prime.

It is a super-2 number, since 2×10210025123405² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1021002512336 + ... + 1021002512345.

It is an arithmetic number, because the mean of its divisors is an integer number (3063007537023).

Almost surely, 2^{10210025123405} is an apocalyptic number.

It is an amenable number.

10210025123405 is a deficient number, since it is larger than the sum of its proper divisors (2042005024687).

10210025123405 is an equidigital number, since it uses as much as digits as its factorization.

10210025123405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042005024686.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 10210025123405 its reverse (50432152001201), we get a palindrome (60642177124606).

The spelling of 10210025123405 in words is "ten trillion, two hundred ten billion, twenty-five million, one hundred twenty-three thousand, four hundred five".