10128212205526 has 8 divisors (see below), whose sum is σ = 15192530431344. Its totient is φ = 5064035395080.

The previous prime is 10128212205523. The next prime is 10128212205533. The reversal of 10128212205526 is 62550221282101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10128212205523) 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, 35174610 + ... + 35461381.

It is an arithmetic number, because the mean of its divisors is an integer number (1899066303918).

Almost surely, 2^{10128212205526} is an apocalyptic number.

10128212205526 is a deficient number, since it is larger than the sum of its proper divisors (5064318225818).

10128212205526 is an equidigital number, since it uses as much as digits as its factorization.

10128212205526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70707686.

The product of its (nonzero) digits is 38400, while the sum is 37.

Adding to 10128212205526 its reverse (62550221282101), we get a palindrome (72678433487627).

The spelling of 10128212205526 in words is "ten trillion, one hundred twenty-eight billion, two hundred twelve million, two hundred five thousand, five hundred twenty-six".