10212323042125 has 8 divisors (see below), whose sum is σ = 12744979156728. Its totient is φ = 8169858433600.

The previous prime is 10212323042123. The next prime is 10212323042167. The reversal of 10212323042125 is 52124032321201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 690883465636 + 9521439576489 = 831194^2 + 3085683^2 .

It is not a de Polignac number, because 10212323042125 - 2¹ = 10212323042123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10212323042093 and 10212323042102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212323042123) 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 in 7 ways as a sum of consecutive naturals, for example, 40849292044 + ... + 40849292293.

It is an arithmetic number, because the mean of its divisors is an integer number (1593122394591).

Almost surely, 2^{10212323042125} is an apocalyptic number.

It is an amenable number.

10212323042125 is a deficient number, since it is larger than the sum of its proper divisors (2532656114603).

10212323042125 is an frugal number, since it uses more digits than its factorization.

10212323042125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81698584352 (or 81698584342 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 10212323042125 its reverse (52124032321201), we get a palindrome (62336355363326).

The spelling of 10212323042125 in words is "ten trillion, two hundred twelve billion, three hundred twenty-three million, forty-two thousand, one hundred twenty-five".