121318006 has 4 divisors (see below), whose sum is σ = 181977012. Its totient is φ = 60659002.

The previous prime is 121318003. The next prime is 121318013. The reversal of 121318006 is 600813121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121318003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30329500 + ... + 30329503.

It is an arithmetic number, because the mean of its divisors is an integer number (45494253).

Almost surely, 2^121318006 is an apocalyptic number.

121318006 is a deficient number, since it is larger than the sum of its proper divisors (60659006).

121318006 is an equidigital number, since it uses as much as digits as its factorization.

121318006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60659005.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 121318006 is about 11014.4453332885. The cubic root of 121318006 is about 495.0416670704.

The spelling of 121318006 in words is "one hundred twenty-one million, three hundred eighteen thousand, six".