2221001122101 has 8 divisors (see below), whose sum is σ = 2961387173664. Its totient is φ = 1480641242640.

The previous prime is 2221001122091. The next prime is 2221001122111. The reversal of 2221001122101 is 1012211001222.

2221001122101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2221001122091) and next prime (2221001122111).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2221001122101 - 2⁶ = 2221001122037 is a prime.

It is a super-2 number, since 2×2221001122101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221001122111) 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, 6344151 + ... + 6685076.

It is an arithmetic number, because the mean of its divisors is an integer number (370173396708).

Almost surely, 2^{2221001122101} is an apocalyptic number.

It is an amenable number.

2221001122101 is a deficient number, since it is larger than the sum of its proper divisors (740386051563).

2221001122101 is a wasteful number, since it uses less digits than its factorization.

2221001122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13086051.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2221001122101 its reverse (1012211001222), we get a palindrome (3233212123323).

The spelling of 2221001122101 in words is "two trillion, two hundred twenty-one billion, one million, one hundred twenty-two thousand, one hundred one".