2144222321100 has 72 divisors (see below), whose sum is σ = 6220148551680. Its totient is φ = 570299657280.

The previous prime is 2144222321089. The next prime is 2144222321147. The reversal of 2144222321100 is 11232224412.

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 23 ways as a sum of consecutive naturals, for example, 9215920 + ... + 9445719.

Almost surely, 2^{2144222321100} is an apocalyptic number.

2144222321100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2144222321100 is an abundant number, since it is smaller than the sum of its proper divisors (4075926230580).

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

2144222321100 is a wasteful number, since it uses less digits than its factorization.

2144222321100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18662039 (or 18662032 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2144222321100 its reverse (11232224412), we get a palindrome (2155454545512).

The spelling of 2144222321100 in words is "two trillion, one hundred forty-four billion, two hundred twenty-two million, three hundred twenty-one thousand, one hundred".