1144220214212 has 24 divisors (see below), whose sum is σ = 2037647791872. Its totient is φ = 562121612000.

The previous prime is 1144220214199. The next prime is 1144220214281. The reversal of 1144220214212 is 2124120224411.

It is a super-2 number, since 2×1144220214212² (a number of 25 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 10757108 + ... + 10862955.

It is an arithmetic number, because the mean of its divisors is an integer number (84901991328).

Almost surely, 2^{1144220214212} is an apocalyptic number.

It is an amenable number.

1144220214212 is a deficient number, since it is larger than the sum of its proper divisors (893427577660).

1144220214212 is a wasteful number, since it uses less digits than its factorization.

1144220214212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21620299 (or 21620297 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 1144220214212 its reverse (2124120224411), we get a palindrome (3268340438623).

The spelling of 1144220214212 in words is "one trillion, one hundred forty-four billion, two hundred twenty million, two hundred fourteen thousand, two hundred twelve".