117888900011 has 4 divisors (see below), whose sum is σ = 117890902032. Its totient is φ = 117886897992.

The previous prime is 117888900001. The next prime is 117888900083. The reversal of 117888900011 is 110009888711.

It is a happy number.

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 117888900011 - 2²² = 117884705707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117888900001) 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, 909920 + ... + 1031373.

It is an arithmetic number, because the mean of its divisors is an integer number (29472725508).

Almost surely, 2^117888900011 is an apocalyptic number.

117888900011 is a deficient number, since it is larger than the sum of its proper divisors (2002021).

117888900011 is an equidigital number, since it uses as much as digits as its factorization.

117888900011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002020.

The product of its (nonzero) digits is 32256, while the sum is 44.

The spelling of 117888900011 in words is "one hundred seventeen billion, eight hundred eighty-eight million, nine hundred thousand, eleven".