20222043 has 8 divisors (see below), whose sum is σ = 27014208. Its totient is φ = 13455624.

The previous prime is 20222021. The next prime is 20222047. The reversal of 20222043 is 34022202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20222043 - 2⁵ = 20222011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20222047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4521 + ... + 7802.

It is an arithmetic number, because the mean of its divisors is an integer number (3376776).

Almost surely, 2^20222043 is an apocalyptic number.

20222043 is a deficient number, since it is larger than the sum of its proper divisors (6792165).

20222043 is a wasteful number, since it uses less digits than its factorization.

20222043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12873.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 20222043 is about 4496.8925937807. The cubic root of 20222043 is about 272.4425959940.

Adding to 20222043 its reverse (34022202), we get a palindrome (54244245).

The spelling of 20222043 in words is "twenty million, two hundred twenty-two thousand, forty-three".