336121013 has 8 divisors (see below), whose sum is σ = 338400216. Its totient is φ = 333849600.

The previous prime is 336120989. The next prime is 336121021. The reversal of 336121013 is 310121633.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 62615569 + 273505444 = 7913^2 + 16538^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 336121013 - 2¹⁰ = 336119989 is a prime.

It is a super-2 number, since 2×336121013² = 225954670760292338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336121073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102743 + ... + 105963.

It is an arithmetic number, because the mean of its divisors is an integer number (42300027).

Almost surely, 2^336121013 is an apocalyptic number.

It is an amenable number.

336121013 is a deficient number, since it is larger than the sum of its proper divisors (2279203).

336121013 is a wasteful number, since it uses less digits than its factorization.

336121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3895.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 336121013 is about 18333.6033828596. The cubic root of 336121013 is about 695.2887801525.

Adding to 336121013 its reverse (310121633), we get a palindrome (646242646).

The spelling of 336121013 in words is "three hundred thirty-six million, one hundred twenty-one thousand, thirteen".