4321313121 has 8 divisors (see below), whose sum is σ = 5902281504. Its totient is φ = 2810610080.

The previous prime is 4321313111. The next prime is 4321313123. The reversal of 4321313121 is 1213131234.

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 4321313121 - 2¹⁸ = 4321050977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4321313123) 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, 17566191 + ... + 17566436.

It is an arithmetic number, because the mean of its divisors is an integer number (737785188).

Almost surely, 2^4321313121 is an apocalyptic number.

4321313121 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4321313121 is a deficient number, since it is larger than the sum of its proper divisors (1580968383).

4321313121 is a wasteful number, since it uses less digits than its factorization.

4321313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35132671.

The product of its digits is 432, while the sum is 21.

The square root of 4321313121 is about 65736.6953915391. The cubic root of 4321313121 is about 1628.8155698501.

Adding to 4321313121 its reverse (1213131234), we get a palindrome (5534444355).

The spelling of 4321313121 in words is "four billion, three hundred twenty-one million, three hundred thirteen thousand, one hundred twenty-one".