3123410442421 has 8 divisors (see below), whose sum is σ = 3138879173760. Its totient is φ = 3107961712128.

The previous prime is 3123410442403. The next prime is 3123410442517. The reversal of 3123410442421 is 1242440143213.

It is a happy number.

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 3123410442421 - 2⁵ = 3123410442389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123410440421) 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, 4687116 + ... + 5311861.

It is an arithmetic number, because the mean of its divisors is an integer number (392359896720).

Almost surely, 2^{3123410442421} is an apocalyptic number.

It is an amenable number.

3123410442421 is a deficient number, since it is larger than the sum of its proper divisors (15468731339).

3123410442421 is a wasteful number, since it uses less digits than its factorization.

3123410442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000523.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 3123410442421 its reverse (1242440143213), we get a palindrome (4365850585634).

The spelling of 3123410442421 in words is "three trillion, one hundred twenty-three billion, four hundred ten million, four hundred forty-two thousand, four hundred twenty-one".