7118801021243 has 4 divisors (see below), whose sum is σ = 7138967596728. Its totient is φ = 7098634445760.

The previous prime is 7118801021231. The next prime is 7118801021261. The reversal of 7118801021243 is 3421201088117.

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-7118801021243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7118801021197 and 7118801021206.

It is not an unprimeable number, because it can be changed into a prime (7118801029243) 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, 10083287213 + ... + 10083287918.

It is an arithmetic number, because the mean of its divisors is an integer number (1784741899182).

Almost surely, 2^{7118801021243} is an apocalyptic number.

7118801021243 is a deficient number, since it is larger than the sum of its proper divisors (20166575485).

7118801021243 is a wasteful number, since it uses less digits than its factorization.

7118801021243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20166575484.

The product of its (nonzero) digits is 21504, while the sum is 38.

The spelling of 7118801021243 in words is "seven trillion, one hundred eighteen billion, eight hundred one million, twenty-one thousand, two hundred forty-three".