2211021344 has 48 divisors (see below), whose sum is σ = 4980382848. Its totient is φ = 946516992.

The previous prime is 2211021331. The next prime is 2211021347. The reversal of 2211021344 is 4431201122.

It is not an unprimeable number, because it can be changed into a prime (2211021347) 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, 213797 + ... + 223899.

It is an arithmetic number, because the mean of its divisors is an integer number (103757976).

Almost surely, 2^2211021344 is an apocalyptic number.

It is an amenable number.

2211021344 is an abundant number, since it is smaller than the sum of its proper divisors (2769361504).

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

2211021344 is a wasteful number, since it uses less digits than its factorization.

2211021344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11097 (or 11089 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2211021344 is about 47021.4987425965. The cubic root of 2211021344 is about 1302.7596885694.

Adding to 2211021344 its reverse (4431201122), we get a palindrome (6642222466).

The spelling of 2211021344 in words is "two billion, two hundred eleven million, twenty-one thousand, three hundred forty-four".