10021012220201 has 4 divisors (see below), whose sum is σ = 10456708403712. Its totient is φ = 9585316036692.

The previous prime is 10021012220113. The next prime is 10021012220209. The reversal of 10021012220201 is 10202221012001.

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 10021012220201 - 2²⁶ = 10020945111337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10021012220209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217848091721 + ... + 217848091766.

It is an arithmetic number, because the mean of its divisors is an integer number (2614177100928).

Almost surely, 2^{10021012220201} is an apocalyptic number.

It is an amenable number.

10021012220201 is a deficient number, since it is larger than the sum of its proper divisors (435696183511).

10021012220201 is an equidigital number, since it uses as much as digits as its factorization.

10021012220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435696183510.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10021012220201 its reverse (10202221012001), we get a palindrome (20223233232202).

The spelling of 10021012220201 in words is "ten trillion, twenty-one billion, twelve million, two hundred twenty thousand, two hundred one".