10020002220021 has 8 divisors (see below), whose sum is σ = 13437228411360. Its totient is φ = 6641388754352.

The previous prime is 10020002219971. The next prime is 10020002220031. The reversal of 10020002220021 is 12002220002001.

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 10020002220021 - 2⁶ = 10020002219957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10020002219979 and 10020002220006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020002220031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9653180811 + ... + 9653181848.

It is an arithmetic number, because the mean of its divisors is an integer number (1679653551420).

Almost surely, 2^{10020002220021} is an apocalyptic number.

It is an amenable number.

10020002220021 is a deficient number, since it is larger than the sum of its proper divisors (3417226191339).

10020002220021 is a wasteful number, since it uses less digits than its factorization.

10020002220021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19306362835.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10020002220021 its reverse (12002220002001), we get a palindrome (22022222222022).

The spelling of 10020002220021 in words is "ten trillion, twenty billion, two million, two hundred twenty thousand, twenty-one".