22210221022101 has 12 divisors (see below), whose sum is σ = 36664491846112. Its totient is φ = 12691554869736.

The previous prime is 22210221022091. The next prime is 22210221022123. The reversal of 22210221022101 is 10122012201222.

It is a happy number.

22210221022101 is a `hidden beast` number, since 2 + 221 + 0 + 221 + 0 + 221 + 0 + 1 = 666.

It is not a de Polignac number, because 22210221022101 - 2¹⁷ = 22210220891029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210221020101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176271595351 + ... + 176271595476.

Almost surely, 2^{22210221022101} is an apocalyptic number.

22210221022101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22210221022101 is a deficient number, since it is larger than the sum of its proper divisors (14454270824011).

22210221022101 is a wasteful number, since it uses less digits than its factorization.

22210221022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352543190840 (or 352543190837 counting only the distinct ones).

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

Adding to 22210221022101 its reverse (10122012201222), we get a palindrome (32332233223323).

The spelling of 22210221022101 in words is "twenty-two trillion, two hundred ten billion, two hundred twenty-one million, twenty-two thousand, one hundred one".