10000022120021 has 8 divisors (see below), whose sum is σ = 10033483276800. Its totient is φ = 9966592108080.

The previous prime is 10000022119957. The next prime is 10000022120063. The reversal of 10000022120021 is 12002122000001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10000022120021 - 2⁶ = 10000022119957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10000022119984 and 10000022120011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000022120071) 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 7 ways as a sum of consecutive naturals, for example, 7142885 + ... + 8427386.

It is an arithmetic number, because the mean of its divisors is an integer number (1254185409600).

Almost surely, 2^{10000022120021} is an apocalyptic number.

It is an amenable number.

10000022120021 is a deficient number, since it is larger than the sum of its proper divisors (33461156779).

10000022120021 is a wasteful number, since it uses less digits than its factorization.

10000022120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15572419.

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

Adding to 10000022120021 its reverse (12002122000001), we get a palindrome (22002144120022).

The spelling of 10000022120021 in words is "ten trillion, twenty-two million, one hundred twenty thousand, twenty-one".