10021222222201 has 2 divisors, whose sum is σ = 10021222222202. Its totient is φ = 10021222222200.

The previous prime is 10021222222147. The next prime is 10021222222237. The reversal of 10021222222201 is 10222222212001.

10021222222201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6505968462400 + 3515253759801 = 2550680^2 + 1874901^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021222222201 - 2²³ = 10021213833593 is a prime.

It is not a weakly prime, because it can be changed into another prime (10021222229201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010611111100 + 5010611111101.

It is an arithmetic number, because the mean of its divisors is an integer number (5010611111101).

Almost surely, 2^{10021222222201} is an apocalyptic number.

It is an amenable number.

10021222222201 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021222222201 is an equidigital number, since it uses as much as digits as its factorization.

10021222222201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10021222222201 its reverse (10222222212001), we get a palindrome (20243444434202).

It can be divided in two parts, 10021 and 222222201, that added together give a palindrome (222232222).

The spelling of 10021222222201 in words is "ten trillion, twenty-one billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred one".