3121030013323 has 8 divisors (see below), whose sum is σ = 3256744716288. Its totient is φ = 2985316789224.

The previous prime is 3121030013281. The next prime is 3121030013329. The reversal of 3121030013323 is 3233100301213.

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 3121030013323 - 2⁹ = 3121030012811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3121030013294 and 3121030013303.

It is not an unprimeable number, because it can be changed into a prime (3121030013329) 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, 7580886 + ... + 7981972.

It is an arithmetic number, because the mean of its divisors is an integer number (407093089536).

Almost surely, 2^{3121030013323} is an apocalyptic number.

3121030013323 is a deficient number, since it is larger than the sum of its proper divisors (135714702965).

3121030013323 is a wasteful number, since it uses less digits than its factorization.

3121030013323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739433.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 3121030013323 its reverse (3233100301213), we get a palindrome (6354130314536).

The spelling of 3121030013323 in words is "three trillion, one hundred twenty-one billion, thirty million, thirteen thousand, three hundred twenty-three".