10212102128 has 10 divisors (see below), whose sum is σ = 19785947904. Its totient is φ = 5106051056.

The previous prime is 10212102127. The next prime is 10212102133. The reversal of 10212102128 is 82120121201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212102127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319128176 + ... + 319128207.

Almost surely, 2^10212102128 is an apocalyptic number.

It is an amenable number.

10212102128 is a deficient number, since it is larger than the sum of its proper divisors (9573845776).

10212102128 is an equidigital number, since it uses as much as digits as its factorization.

10212102128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638256391 (or 638256385 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 10212102128 its reverse (82120121201), we get a palindrome (92332223329).

The spelling of 10212102128 in words is "ten billion, two hundred twelve million, one hundred two thousand, one hundred twenty-eight".