110021142433243 has 4 divisors (see below), whose sum is σ = 110635785687240. Its totient is φ = 109406499179248.

The previous prime is 110021142433151. The next prime is 110021142433253. The reversal of 110021142433243 is 342334241120011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110021142433243 is a prime.

It is a super-2 number, since 2×110021142433243² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110021142433253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307321626730 + ... + 307321627087.

It is an arithmetic number, because the mean of its divisors is an integer number (27658946421810).

Almost surely, 2^{110021142433243} is an apocalyptic number.

110021142433243 is a deficient number, since it is larger than the sum of its proper divisors (614643253997).

110021142433243 is an equidigital number, since it uses as much as digits as its factorization.

110021142433243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614643253996.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 110021142433243 its reverse (342334241120011), we get a palindrome (452355383553254).

The spelling of 110021142433243 in words is "one hundred ten trillion, twenty-one billion, one hundred forty-two million, four hundred thirty-three thousand, two hundred forty-three".