4021221011334 has 16 divisors (see below), whose sum is σ = 8050319059440. Its totient is φ = 1339094164320.

The previous prime is 4021221011333. The next prime is 4021221011347. The reversal of 4021221011334 is 4331101221204.

4021221011334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021221011333) 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, 328203229 + ... + 328215480.

It is an arithmetic number, because the mean of its divisors is an integer number (503144941215).

Almost surely, 2^{4021221011334} is an apocalyptic number.

4021221011334 is an abundant number, since it is smaller than the sum of its proper divisors (4029098048106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4021221011334 is a wasteful number, since it uses less digits than its factorization.

4021221011334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656419735.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 4021221011334 its reverse (4331101221204), we get a palindrome (8352322232538).

The spelling of 4021221011334 in words is "four trillion, twenty-one billion, two hundred twenty-one million, eleven thousand, three hundred thirty-four".