1044021212211 has 8 divisors (see below), whose sum is σ = 1473912299664. Its totient is φ = 655072133120.

The previous prime is 1044021212149. The next prime is 1044021212233. The reversal of 1044021212211 is 1122121204401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1044021212211 - 2¹⁰ = 1044021211187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1044021212111) by changing a digit.

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, 10235502030 + ... + 10235502131.

It is an arithmetic number, because the mean of its divisors is an integer number (184239037458).

Almost surely, 2^{1044021212211} is an apocalyptic number.

1044021212211 is a deficient number, since it is larger than the sum of its proper divisors (429891087453).

1044021212211 is a wasteful number, since it uses less digits than its factorization.

1044021212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20471004181.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 1044021212211 its reverse (1122121204401), we get a palindrome (2166142416612).

The spelling of 1044021212211 in words is "one trillion, forty-four billion, twenty-one million, two hundred twelve thousand, two hundred eleven".