422022022 has 4 divisors (see below), whose sum is σ = 633033036. Its totient is φ = 211011010.

The previous prime is 422022019. The next prime is 422022023. The reversal of 422022022 is 220220224.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 422021987 and 422022005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422022023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105505504 + ... + 105505507.

It is an arithmetic number, because the mean of its divisors is an integer number (158258259).

Almost surely, 2^422022022 is an apocalyptic number.

422022022 is a deficient number, since it is larger than the sum of its proper divisors (211011014).

422022022 is a wasteful number, since it uses less digits than its factorization.

422022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211011013.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 422022022 is about 20543.1745842749. The cubic root of 422022022 is about 750.0871140293.

Adding to 422022022 its reverse (220220224), we get a palindrome (642242246).

It can be divided in two parts, 4 and 22022022, that multiplied together give a palindrome (88088088).

The spelling of 422022022 in words is "four hundred twenty-two million, twenty-two thousand, twenty-two".