2122221002 has 32 divisors (see below), whose sum is σ = 3591627264. Its totient is φ = 931737600.

The previous prime is 2122220983. The next prime is 2122221019. The reversal of 2122221002 is 2001222212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390818 + ... + 396210.

It is an arithmetic number, because the mean of its divisors is an integer number (112238352).

Almost surely, 2^2122221002 is an apocalyptic number.

2122221002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2122221002 is a deficient number, since it is larger than the sum of its proper divisors (1469406262).

2122221002 is a wasteful number, since it uses less digits than its factorization.

2122221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2122221002 is about 46067.5699597884. The cubic root of 2122221002 is about 1285.0801126957.

Adding to 2122221002 its reverse (2001222212), we get a palindrome (4123443214).

It can be divided in two parts, 21222 and 21002, that added together give a palindrome (42224).

The spelling of 2122221002 in words is "two billion, one hundred twenty-two million, two hundred twenty-one thousand, two".