22020065321443 has 16 divisors (see below), whose sum is σ = 25222073294080. Its totient is φ = 18832175593056.

The previous prime is 22020065321431. The next prime is 22020065321447. The reversal of 22020065321443 is 34412356002022.

It is a de Polignac number, because none of the positive numbers 2^k-22020065321443 is a prime.

It is a super-2 number, since 2×22020065321443² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22020065321399 and 22020065321408.

It is not an unprimeable number, because it can be changed into a prime (22020065321447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3642253 + ... + 7570081.

It is an arithmetic number, because the mean of its divisors is an integer number (1576379580880).

Almost surely, 2^{22020065321443} is an apocalyptic number.

22020065321443 is a deficient number, since it is larger than the sum of its proper divisors (3202007972637).

22020065321443 is an equidigital number, since it uses as much as digits as its factorization.

22020065321443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3929626.

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 22020065321443 in words is "twenty-two trillion, twenty billion, sixty-five million, three hundred twenty-one thousand, four hundred forty-three".