10200101110021 has 4 divisors (see below), whose sum is σ = 10209184015072. Its totient is φ = 10191018204972.

The previous prime is 10200101110019. The next prime is 10200101110037. The reversal of 10200101110021 is 12001110100201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10200101110021 - 2¹ = 10200101110019 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 (10200101110051) 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, 4541450841 + ... + 4541453086.

It is an arithmetic number, because the mean of its divisors is an integer number (2552296003768).

Almost surely, 2^{10200101110021} is an apocalyptic number.

It is an amenable number.

10200101110021 is a deficient number, since it is larger than the sum of its proper divisors (9082905051).

10200101110021 is an equidigital number, since it uses as much as digits as its factorization.

10200101110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9082905050.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10200101110021 its reverse (12001110100201), we get a palindrome (22201211210222).

The spelling of 10200101110021 in words is "ten trillion, two hundred billion, one hundred one million, one hundred ten thousand, twenty-one".