1101143230021 has 8 divisors (see below), whose sum is σ = 1133361785600. Its totient is φ = 1069381675440.

The previous prime is 1101143229973. The next prime is 1101143230049. The reversal of 1101143230021 is 1200323411011.

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 1101143230021 - 2²¹ = 1101141132869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101143230051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114245361 + ... + 114254998.

It is an arithmetic number, because the mean of its divisors is an integer number (141670223200).

Almost surely, 2^{1101143230021} is an apocalyptic number.

It is an amenable number.

1101143230021 is a deficient number, since it is larger than the sum of its proper divisors (32218555579).

1101143230021 is an equidigital number, since it uses as much as digits as its factorization.

1101143230021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228500499.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1101143230021 its reverse (1200323411011), we get a palindrome (2301466641032).

The spelling of 1101143230021 in words is "one trillion, one hundred one billion, one hundred forty-three million, two hundred thirty thousand, twenty-one".