121314283204 has 27 divisors (see below), whose sum is σ = 213337576557. Its totient is φ = 60362129808.

The previous prime is 121314283193. The next prime is 121314283231. The reversal of 121314283204 is 402382413121.

It is a happy number.

The square root of 121314283204 is 348302.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 89043753604 + 32270529600 = 298402^2 + 179640^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 243114547 + ... + 243115045.

Almost surely, 2^121314283204 is an apocalyptic number.

121314283204 is the 348302-nd square number.

It is an amenable number.

121314283204 is a deficient number, since it is larger than the sum of its proper divisors (92023293353).

121314283204 is an frugal number, since it uses more digits than its factorization.

121314283204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 121314283204 its reverse (402382413121), we get a palindrome (523696696325).

The spelling of 121314283204 in words is "one hundred twenty-one billion, three hundred fourteen million, two hundred eighty-three thousand, two hundred four".