22355556043 has 2 divisors, whose sum is σ = 22355556044. Its totient is φ = 22355556042.

The previous prime is 22355556037. The next prime is 22355556131. The reversal of 22355556043 is 34065555322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22355556043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22355555987 and 22355556005.

It is not a weakly prime, because it can be changed into another prime (22355556023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11177778021 + 11177778022.

It is an arithmetic number, because the mean of its divisors is an integer number (11177778022).

Almost surely, 2^22355556043 is an apocalyptic number.

22355556043 is a deficient number, since it is larger than the sum of its proper divisors (1).

22355556043 is an equidigital number, since it uses as much as digits as its factorization.

22355556043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 22355556043 in words is "twenty-two billion, three hundred fifty-five million, five hundred fifty-six thousand, forty-three".