1011444202243 has 8 divisors (see below), whose sum is σ = 1071013924368. Its totient is φ = 951882591744.

The previous prime is 1011444202159. The next prime is 1011444202253. The reversal of 1011444202243 is 3422024441101.

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

It is a de Polignac number, because none of the positive numbers 2^k-1011444202243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011444202253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1770246 + ... + 2270827.

It is an arithmetic number, because the mean of its divisors is an integer number (133876740546).

Almost surely, 2^{1011444202243} is an apocalyptic number.

1011444202243 is a deficient number, since it is larger than the sum of its proper divisors (59569722125).

1011444202243 is a wasteful number, since it uses less digits than its factorization.

1011444202243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4055813.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1011444202243 its reverse (3422024441101), we get a palindrome (4433468643344).

The spelling of 1011444202243 in words is "one trillion, eleven billion, four hundred forty-four million, two hundred two thousand, two hundred forty-three".