2122222221002 has 64 divisors (see below), whose sum is σ = 3516326553600. Its totient is φ = 954691329024.

The previous prime is 2122222220983. The next prime is 2122222221059. The reversal of 2122222221002 is 2001222222212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57967499 + ... + 58004097.

It is an arithmetic number, because the mean of its divisors is an integer number (54942602400).

Almost surely, 2^{2122222221002} is an apocalyptic number.

2122222221002 is a deficient number, since it is larger than the sum of its proper divisors (1394104332598).

2122222221002 is a wasteful number, since it uses less digits than its factorization.

2122222221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37047.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2122222221002 its reverse (2001222222212), we get a palindrome (4123444443214).

The spelling of 2122222221002 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-one thousand, two".