210022100010013 has 4 divisors (see below), whose sum is σ = 212381898886620. Its totient is φ = 207662301133408.

The previous prime is 210022100009999. The next prime is 210022100010017. The reversal of 210022100010013 is 310010001220012.

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 51548192605849 + 158473907404164 = 7179707^2 + 12588642^2 .

It is a cyclic number.

It is not a de Polignac number, because 210022100010013 - 2²⁵ = 210022066455581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210022100009975 and 210022100010002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210022100010017) 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, 1179899438170 + ... + 1179899438347.

It is an arithmetic number, because the mean of its divisors is an integer number (53095474721655).

Almost surely, 2^{210022100010013} is an apocalyptic number.

It is an amenable number.

210022100010013 is a deficient number, since it is larger than the sum of its proper divisors (2359798876607).

210022100010013 is an equidigital number, since it uses as much as digits as its factorization.

210022100010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359798876606.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 210022100010013 its reverse (310010001220012), we get a palindrome (520032101230025).

The spelling of 210022100010013 in words is "two hundred ten trillion, twenty-two billion, one hundred million, ten thousand, thirteen".