4042123212211 has 16 divisors (see below), whose sum is σ = 4744503290880. Its totient is φ = 3370979795040.

The previous prime is 4042123212019. The next prime is 4042123212233. The reversal of 4042123212211 is 1122123212404.

It is a cyclic number.

It is not a de Polignac number, because 4042123212211 - 2⁹ = 4042123211699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042123212251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22692666 + ... + 22870096.

It is an arithmetic number, because the mean of its divisors is an integer number (296531455680).

Almost surely, 2^{4042123212211} is an apocalyptic number.

4042123212211 is a deficient number, since it is larger than the sum of its proper divisors (702380078669).

4042123212211 is a wasteful number, since it uses less digits than its factorization.

4042123212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265434.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 4042123212211 its reverse (1122123212404), we get a palindrome (5164246424615).

The spelling of 4042123212211 in words is "four trillion, forty-two billion, one hundred twenty-three million, two hundred twelve thousand, two hundred eleven".