10210110011021 has 4 divisors (see below), whose sum is σ = 10315368877212. Its totient is φ = 10104851144832.

The previous prime is 10210110010927. The next prime is 10210110011047. The reversal of 10210110011021 is 12011001101201.

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 5907762886921 + 4302347124100 = 2430589^2 + 2074210^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210110011021 - 2¹⁰ = 10210110009997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10210110010993 and 10210110011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210110311021) 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, 52629432950 + ... + 52629433143.

It is an arithmetic number, because the mean of its divisors is an integer number (2578842219303).

Almost surely, 2^{10210110011021} is an apocalyptic number.

It is an amenable number.

10210110011021 is a deficient number, since it is larger than the sum of its proper divisors (105258866191).

10210110011021 is an equidigital number, since it uses as much as digits as its factorization.

10210110011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105258866190.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10210110011021 its reverse (12011001101201), we get a palindrome (22221111112222).

The spelling of 10210110011021 in words is "ten trillion, two hundred ten billion, one hundred ten million, eleven thousand, twenty-one".