121036306 has 8 divisors (see below), whose sum is σ = 182128140. Its totient is φ = 60326928.

The previous prime is 121036301. The next prime is 121036337. The reversal of 121036306 is 603630121.

It can be written as a sum of positive squares in 2 ways, for example, as 106936281 + 14100025 = 10341^2 + 3755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (121036301) 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, 94821 + ... + 96088.

Almost surely, 2^121036306 is an apocalyptic number.

121036306 is a deficient number, since it is larger than the sum of its proper divisors (61091834).

121036306 is a wasteful number, since it uses less digits than its factorization.

121036306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191228.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 121036306 is about 11001.6501489549. The cubic root of 121036306 is about 494.6582084278.

Adding to 121036306 its reverse (603630121), we get a palindrome (724666427).

The spelling of 121036306 in words is "one hundred twenty-one million, thirty-six thousand, three hundred six".