121025318 has 4 divisors (see below), whose sum is σ = 181537980. Its totient is φ = 60512658.

The previous prime is 121025293. The next prime is 121025351. The reversal of 121025318 is 813520121.

It is a happy number.

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

It is a super-2 number, since 2×121025318² = 29294255194002248, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 121025293 and 121025302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30256328 + ... + 30256331.

It is an arithmetic number, because the mean of its divisors is an integer number (45384495).

Almost surely, 2^121025318 is an apocalyptic number.

121025318 is a deficient number, since it is larger than the sum of its proper divisors (60512662).

121025318 is an equidigital number, since it uses as much as digits as its factorization.

121025318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60512661.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 121025318 is about 11001.1507579889. The cubic root of 121025318 is about 494.6432391758.

Adding to 121025318 its reverse (813520121), we get a palindrome (934545439).

The spelling of 121025318 in words is "one hundred twenty-one million, twenty-five thousand, three hundred eighteen".