2211211002 has 128 divisors (see below), whose sum is σ = 5960521728. Its totient is φ = 528134400.

The previous prime is 2211210971. The next prime is 2211211033. The reversal of 2211211002 is 2001121122.

It is an interprime number because it is at equal distance from previous prime (2211210971) and next prime (2211211033).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 2083552 + ... + 2084612.

It is an arithmetic number, because the mean of its divisors is an integer number (46566576).

Almost surely, 2^2211211002 is an apocalyptic number.

2211211002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211211002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2980260864).

2211211002 is an abundant number, since it is smaller than the sum of its proper divisors (3749310726).

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

2211211002 is a wasteful number, since it uses less digits than its factorization.

2211211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

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

The square root of 2211211002 is about 47023.5154151622. The cubic root of 2211211002 is about 1302.7969370765.

Adding to 2211211002 its reverse (2001121122), we get a palindrome (4212332124).

The spelling of 2211211002 in words is "two billion, two hundred eleven million, two hundred eleven thousand, two".