117121443126 has 16 divisors (see below), whose sum is σ = 236657762544. Its totient is φ = 38638001664.

The previous prime is 117121443107. The next prime is 117121443181. The reversal of 117121443126 is 621344121711.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100619215 + ... + 100620378.

It is an arithmetic number, because the mean of its divisors is an integer number (14791110159).

Almost surely, 2^117121443126 is an apocalyptic number.

117121443126 is an abundant number, since it is smaller than the sum of its proper divisors (119536319418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117121443126 is a wasteful number, since it uses less digits than its factorization.

117121443126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201239695.

The product of its digits is 8064, while the sum is 33.

Adding to 117121443126 its reverse (621344121711), we get a palindrome (738465564837).

The spelling of 117121443126 in words is "one hundred seventeen billion, one hundred twenty-one million, four hundred forty-three thousand, one hundred twenty-six".