42201022 has 8 divisors (see below), whose sum is σ = 64246536. Its totient is φ = 20785512.

The previous prime is 42201011. The next prime is 42201031. The reversal of 42201022 is 22010224.

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

It is a junction number, because it is equal to n+sod(n) for n = 42200993 and 42201011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157333 + ... + 157600.

It is an arithmetic number, because the mean of its divisors is an integer number (8030817).

Almost surely, 2^42201022 is an apocalyptic number.

42201022 is a deficient number, since it is larger than the sum of its proper divisors (22045514).

42201022 is a wasteful number, since it uses less digits than its factorization.

42201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315002.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 42201022 is about 6496.2313690324. The cubic root of 42201022 is about 348.1563517712.

Adding to 42201022 its reverse (22010224), we get a palindrome (64211246).

It can be divided in two parts, 4 and 2201022, that multiplied together give a palindrome (8804088).

The spelling of 42201022 in words is "forty-two million, two hundred one thousand, twenty-two".