42201011 has 2 divisors, whose sum is σ = 42201012. Its totient is φ = 42201010.

The previous prime is 42201007. The next prime is 42201031. The reversal of 42201011 is 11010224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42201011 - 2² = 42201007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42200983 and 42201001.

It is not a weakly prime, because it can be changed into another prime (42201031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21100505 + 21100506.

It is an arithmetic number, because the mean of its divisors is an integer number (21100506).

Almost surely, 2^42201011 is an apocalyptic number.

42201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

42201011 is an equidigital number, since it uses as much as digits as its factorization.

42201011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 42201011 is about 6496.2305223876. The cubic root of 42201011 is about 348.1563215213.

Adding to 42201011 its reverse (11010224), we get a palindrome (53211235).

The spelling of 42201011 in words is "forty-two million, two hundred one thousand, eleven".