2211101022 has 192 divisors, whose sum is σ = 5495973120. Its totient is φ = 588736512.

The previous prime is 2211100999. The next prime is 2211101023. The reversal of 2211101022 is 2201011122.

It is a junction number, because it is equal to n+sod(n) for n = 2211100989 and 2211101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211101023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14083368 + ... + 14083524.

It is an arithmetic number, because the mean of its divisors is an integer number (28624860).

Almost surely, 2^2211101022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211101022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2747986560).

2211101022 is an abundant number, since it is smaller than the sum of its proper divisors (3284872098).

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

2211101022 is a wasteful number, since it uses less digits than its factorization.

2211101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2211101022 is about 47022.3459857119. The cubic root of 2211101022 is about 1302.7753374519.

Adding to 2211101022 its reverse (2201011122), we get a palindrome (4412112144).

The spelling of 2211101022 in words is "two billion, two hundred eleven million, one hundred one thousand, twenty-two".