22000200040021 has 8 divisors (see below), whose sum is σ = 25143148294400. Its totient is φ = 18857267419248.

The previous prime is 22000200039977. The next prime is 22000200040031. The reversal of 22000200040021 is 12004000200022.

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 22000200040021 - 2¹⁹ = 22000199515733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22000200039983 and 22000200040010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000200040031) 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, 719421 + ... + 6672178.

It is an arithmetic number, because the mean of its divisors is an integer number (3142893536800).

Almost surely, 2^{22000200040021} is an apocalyptic number.

It is an amenable number.

22000200040021 is a deficient number, since it is larger than the sum of its proper divisors (3142948254379).

22000200040021 is an equidigital number, since it uses as much as digits as its factorization.

22000200040021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7816803.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22000200040021 its reverse (12004000200022), we get a palindrome (34004200240043).

The spelling of 22000200040021 in words is "twenty-two trillion, two hundred million, forty thousand, twenty-one".