1002144320222 has 4 divisors (see below), whose sum is σ = 1503216480336. Its totient is φ = 501072160110.

The previous prime is 1002144320179. The next prime is 1002144320237. The reversal of 1002144320222 is 2220234412001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250536080054 + ... + 250536080057.

It is an arithmetic number, because the mean of its divisors is an integer number (375804120084).

Almost surely, 2^{1002144320222} is an apocalyptic number.

1002144320222 is a deficient number, since it is larger than the sum of its proper divisors (501072160114).

1002144320222 is an equidigital number, since it uses as much as digits as its factorization.

1002144320222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501072160113.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1002144320222 its reverse (2220234412001), we get a palindrome (3222378732223).

The spelling of 1002144320222 in words is "one trillion, two billion, one hundred forty-four million, three hundred twenty thousand, two hundred twenty-two".