10212221022201 has 96 divisors (see below), whose sum is σ = 16624571977728. Its totient is φ = 5986457953920.

The previous prime is 10212221022161. The next prime is 10212221022209. The reversal of 10212221022201 is 10222012221201.

It is a happy number.

10212221022201 is a `hidden beast` number, since 10 + 212 + 221 + 0 + 2 + 220 + 1 = 666.

It is not a de Polignac number, because 10212221022201 - 2⁶ = 10212221022137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10212221022209) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 469149820 + ... + 469171586.

It is an arithmetic number, because the mean of its divisors is an integer number (173172624768).

Almost surely, 2^{10212221022201} is an apocalyptic number.

10212221022201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10212221022201 is a deficient number, since it is larger than the sum of its proper divisors (6412350955527).

10212221022201 is a wasteful number, since it uses less digits than its factorization.

10212221022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22571 (or 22568 counting only the distinct ones).

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

Adding to 10212221022201 its reverse (10222012221201), we get a palindrome (20434233243402).

The spelling of 10212221022201 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, twenty-two thousand, two hundred one".