10210021111128 has 16 divisors (see below), whose sum is σ = 25525052777880. Its totient is φ = 3403340370368.

The previous prime is 10210021111127. The next prime is 10210021111153. The reversal of 10210021111128 is 82111112001201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210021111127) 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, 212708773125 + ... + 212708773172.

Almost surely, 2^{10210021111128} is an apocalyptic number.

It is an amenable number.

10210021111128 is an abundant number, since it is smaller than the sum of its proper divisors (15315031666752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10210021111128 is a wasteful number, since it uses less digits than its factorization.

10210021111128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425417546306 (or 425417546302 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 21.

Adding to 10210021111128 its reverse (82111112001201), we get a palindrome (92321133112329).

The spelling of 10210021111128 in words is "ten trillion, two hundred ten billion, twenty-one million, one hundred eleven thousand, one hundred twenty-eight".