10202001220101 has 16 divisors (see below), whose sum is σ = 13827148130880. Its totient is φ = 6689118184320.

The previous prime is 10202001220043. The next prime is 10202001220111. The reversal of 10202001220101 is 10102210020201.

It is not a de Polignac number, because 10202001220101 - 2⁹ = 10202001219589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202001220111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1283736 + ... + 4695953.

It is an arithmetic number, because the mean of its divisors is an integer number (864196758180).

Almost surely, 2^{10202001220101} is an apocalyptic number.

It is an amenable number.

10202001220101 is a deficient number, since it is larger than the sum of its proper divisors (3625146910779).

10202001220101 is an equidigital number, since it uses as much as digits as its factorization.

10202001220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5989076.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10202001220101 its reverse (10102210020201), we get a palindrome (20304211240302).

The spelling of 10202001220101 in words is "ten trillion, two hundred two billion, one million, two hundred twenty thousand, one hundred one".