336121331 has 24 divisors (see below), whose sum is σ = 445858560. Its totient is φ = 250290432.

The previous prime is 336121307. The next prime is 336121337. The reversal of 336121331 is 133121633.

It is a happy number.

It is not a de Polignac number, because 336121331 - 2¹⁸ = 335859187 is a prime.

It is a super-2 number, since 2×336121331² = 225955098306423122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 336121297 and 336121306.

It is not an unprimeable number, because it can be changed into a prime (336121337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4691 + ... + 26348.

It is an arithmetic number, because the mean of its divisors is an integer number (18577440).

Almost surely, 2^336121331 is an apocalyptic number.

336121331 is a deficient number, since it is larger than the sum of its proper divisors (109737229).

336121331 is a wasteful number, since it uses less digits than its factorization.

336121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31083 (or 31076 counting only the distinct ones).

The product of its digits is 972, while the sum is 23.

The square root of 336121331 is about 18333.6120554570. The cubic root of 336121331 is about 695.2889994205.

Adding to 336121331 its reverse (133121633), we get a palindrome (469242964).

It can be divided in two parts, 33612 and 1331, that added together give a palindrome (34943).

The spelling of 336121331 in words is "three hundred thirty-six million, one hundred twenty-one thousand, three hundred thirty-one".