423243411132121 has 8 divisors (see below), whose sum is σ = 441678259958400. Its totient is φ = 404811309088032.

The previous prime is 423243411132023. The next prime is 423243411132181. The reversal of 423243411132121 is 121231114342324.

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 423243411132121 - 2³¹ = 423241263648473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423243411132181) 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, 686380660 + ... + 686997013.

It is an arithmetic number, because the mean of its divisors is an integer number (55209782494800).

Almost surely, 2^{423243411132121} is an apocalyptic number.

It is an amenable number.

423243411132121 is a deficient number, since it is larger than the sum of its proper divisors (18434848826279).

423243411132121 is a wasteful number, since it uses less digits than its factorization.

423243411132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373391095.

The product of its digits is 27648, while the sum is 34.

Adding to 423243411132121 its reverse (121231114342324), we get a palindrome (544474525474445).

The spelling of 423243411132121 in words is "four hundred twenty-three trillion, two hundred forty-three billion, four hundred eleven million, one hundred thirty-two thousand, one hundred twenty-one".