313324220121 has 16 divisors (see below), whose sum is σ = 457057721088. Its totient is φ = 189346216400.

The previous prime is 313324220063. The next prime is 313324220129. The reversal of 313324220121 is 121022423313.

313324220121 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 313324220121 - 2²³ = 313315831513 is a prime.

It is a super-2 number, since 2×313324220121² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313324220091 and 313324220100.

It is not an unprimeable number, because it can be changed into a prime (313324220129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13669635 + ... + 13692536.

It is an arithmetic number, because the mean of its divisors is an integer number (28566107568).

Almost surely, 2^313324220121 is an apocalyptic number.

It is an amenable number.

313324220121 is a deficient number, since it is larger than the sum of its proper divisors (143733500967).

313324220121 is a wasteful number, since it uses less digits than its factorization.

313324220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27362532.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 313324220121 its reverse (121022423313), we get a palindrome (434346643434).

The spelling of 313324220121 in words is "three hundred thirteen billion, three hundred twenty-four million, two hundred twenty thousand, one hundred twenty-one".