10122122220201 has 32 divisors (see below), whose sum is σ = 15651325751040. Its totient is φ = 6459277219200.

The previous prime is 10122122220191. The next prime is 10122122220209. The reversal of 10122122220201 is 10202222122101.

It is a happy number.

10122122220201 is a `hidden beast` number, since 1 + 0 + 1 + 221 + 22 + 220 + 201 = 666.

It is not a de Polignac number, because 10122122220201 - 2⁶ = 10122122220137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10122122220209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86203045 + ... + 86320386.

It is an arithmetic number, because the mean of its divisors is an integer number (489103929720).

Almost surely, 2^{10122122220201} is an apocalyptic number.

It is an amenable number.

10122122220201 is a deficient number, since it is larger than the sum of its proper divisors (5529203530839).

10122122220201 is a wasteful number, since it uses less digits than its factorization.

10122122220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172523534 (or 172523528 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10122122220201 its reverse (10202222122101), we get a palindrome (20324344342302).

The spelling of 10122122220201 in words is "ten trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred twenty thousand, two hundred one".