117042722243 has 4 divisors (see below), whose sum is σ = 117152211360. Its totient is φ = 116933233128.

The previous prime is 117042722233. The next prime is 117042722249. The reversal of 117042722243 is 342227240711.

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

It is a cyclic number.

It is not a de Polignac number, because 117042722243 - 2³² = 112747754947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117042722249) 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, 54742955 + ... + 54745092.

It is an arithmetic number, because the mean of its divisors is an integer number (29288052840).

Almost surely, 2^117042722243 is an apocalyptic number.

117042722243 is a deficient number, since it is larger than the sum of its proper divisors (109489117).

117042722243 is a wasteful number, since it uses less digits than its factorization.

117042722243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109489116.

The product of its (nonzero) digits is 37632, while the sum is 35.

Adding to 117042722243 its reverse (342227240711), we get a palindrome (459269962954).

The spelling of 117042722243 in words is "one hundred seventeen billion, forty-two million, seven hundred twenty-two thousand, two hundred forty-three".