42020211 has 8 divisors (see below), whose sum is σ = 56057040. Its totient is φ = 27998432.

The previous prime is 42020207. The next prime is 42020219. The reversal of 42020211 is 11202024.

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

It is a cyclic number.

It is not a de Polignac number, because 42020211 - 2² = 42020207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42020219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8101 + ... + 12233.

It is an arithmetic number, because the mean of its divisors is an integer number (7007130).

Almost surely, 2^42020211 is an apocalyptic number.

42020211 is a deficient number, since it is larger than the sum of its proper divisors (14036829).

42020211 is a wasteful number, since it uses less digits than its factorization.

42020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7525.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 42020211 is about 6482.2998233652. The cubic root of 42020211 is about 347.6584126700.

Adding to 42020211 its reverse (11202024), we get a palindrome (53222235).

The spelling of 42020211 in words is "forty-two million, twenty thousand, two hundred eleven".