1144221210302 has 16 divisors (see below), whose sum is σ = 1790989542432. Its totient is φ = 547225657440.

The previous prime is 1144221210257. The next prime is 1144221210317. The reversal of 1144221210302 is 2030121224411.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2503052 + ... + 2924672.

It is an arithmetic number, because the mean of its divisors is an integer number (111936846402).

Almost surely, 2^{1144221210302} is an apocalyptic number.

1144221210302 is a deficient number, since it is larger than the sum of its proper divisors (646768332130).

1144221210302 is a wasteful number, since it uses less digits than its factorization.

1144221210302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480643.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1144221210302 its reverse (2030121224411), we get a palindrome (3174342434713).

The spelling of 1144221210302 in words is "one trillion, one hundred forty-four billion, two hundred twenty-one million, two hundred ten thousand, three hundred two".