22220021110043 has 2 divisors, whose sum is σ = 22220021110044. Its totient is φ = 22220021110042.

The previous prime is 22220021110009. The next prime is 22220021110061. The reversal of 22220021110043 is 34001112002222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220021110043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22220021109997 and 22220021110024.

It is not a weakly prime, because it can be changed into another prime (22220021710043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110010555021 + 11110010555022.

It is an arithmetic number, because the mean of its divisors is an integer number (11110010555022).

Almost surely, 2^{22220021110043} is an apocalyptic number.

22220021110043 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220021110043 is an equidigital number, since it uses as much as digits as its factorization.

22220021110043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22220021110043 its reverse (34001112002222), we get a palindrome (56221133112265).

The spelling of 22220021110043 in words is "twenty-two trillion, two hundred twenty billion, twenty-one million, one hundred ten thousand, forty-three".