10020200012101 has 4 divisors (see below), whose sum is σ = 10020283959532. Its totient is φ = 10020116064672.

The previous prime is 10020200012077. The next prime is 10020200012131. The reversal of 10020200012101 is 10121000202001.

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 3597751607076 + 6422448405025 = 1896774^2 + 2534255^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020200012101 - 2¹³ = 10020200003909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020200012131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41794416 + ... + 42033481.

It is an arithmetic number, because the mean of its divisors is an integer number (2505070989883).

Almost surely, 2^{10020200012101} is an apocalyptic number.

It is an amenable number.

10020200012101 is a deficient number, since it is larger than the sum of its proper divisors (83947431).

10020200012101 is an equidigital number, since it uses as much as digits as its factorization.

10020200012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83947430.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10020200012101 its reverse (10121000202001), we get a palindrome (20141200214102).

The spelling of 10020200012101 in words is "ten trillion, twenty billion, two hundred million, twelve thousand, one hundred one".