22010002002101 has 4 divisors (see below), whose sum is σ = 22966958610912. Its totient is φ = 21053045393292.

The previous prime is 22010002002077. The next prime is 22010002002211. The reversal of 22010002002101 is 10120020001022.

It is a happy number.

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 22010002002101 - 2¹⁰ = 22010002001077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010002002701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478478304371 + ... + 478478304416.

It is an arithmetic number, because the mean of its divisors is an integer number (5741739652728).

Almost surely, 2^{22010002002101} is an apocalyptic number.

It is an amenable number.

22010002002101 is a deficient number, since it is larger than the sum of its proper divisors (956956608811).

22010002002101 is an equidigital number, since it uses as much as digits as its factorization.

22010002002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956956608810.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22010002002101 its reverse (10120020001022), we get a palindrome (32130022003123).

The spelling of 22010002002101 in words is "twenty-two trillion, ten billion, two million, two thousand, one hundred one".