4021222211101 has 4 divisors (see below), whose sum is σ = 4114739006752. Its totient is φ = 3927705415452.

The previous prime is 4021222211063. The next prime is 4021222211113. The reversal of 4021222211101 is 1011122221204.

4021222211101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4021222211101 - 2¹⁵ = 4021222178333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021222211141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46758397761 + ... + 46758397846.

It is an arithmetic number, because the mean of its divisors is an integer number (1028684751688).

Almost surely, 2^{4021222211101} is an apocalyptic number.

It is an amenable number.

4021222211101 is a deficient number, since it is larger than the sum of its proper divisors (93516795651).

4021222211101 is an equidigital number, since it uses as much as digits as its factorization.

4021222211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93516795650.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 4021222211101 its reverse (1011122221204), we get a palindrome (5032344432305).

The spelling of 4021222211101 in words is "four trillion, twenty-one billion, two hundred twenty-two million, two hundred eleven thousand, one hundred one".