4021221011311 has 8 divisors (see below), whose sum is σ = 4596593218560. Its totient is φ = 3446076819768.

The previous prime is 4021221011287. The next prime is 4021221011323. The reversal of 4021221011311 is 1131101221204.

4021221011311 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4021221011311 - 2³⁹ = 3471465197423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021221011351) 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, 56966131 + ... + 57036676.

It is an arithmetic number, because the mean of its divisors is an integer number (574574152320).

Almost surely, 2^{4021221011311} is an apocalyptic number.

4021221011311 is a deficient number, since it is larger than the sum of its proper divisors (575372207249).

4021221011311 is a wasteful number, since it uses less digits than its factorization.

4021221011311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114007853.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 4021221011311 its reverse (1131101221204), we get a palindrome (5152322232515).

The spelling of 4021221011311 in words is "four trillion, twenty-one billion, two hundred twenty-one million, eleven thousand, three hundred eleven".