423401140222231 has 8 divisors (see below), whose sum is σ = 435415654888704. Its totient is φ = 411466990202880.

The previous prime is 423401140222199. The next prime is 423401140222243. The reversal of 423401140222231 is 132222041104324.

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 423401140222231 - 2⁵ = 423401140222199 is a prime.

It is a super-2 number, since 2×423401140222231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423401140222193 and 423401140222202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423401140222631) 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, 20091151095 + ... + 20091172168.

It is an arithmetic number, because the mean of its divisors is an integer number (54426956861088).

Almost surely, 2^{423401140222231} is an apocalyptic number.

423401140222231 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

423401140222231 is a deficient number, since it is larger than the sum of its proper divisors (12014514666473).

423401140222231 is a wasteful number, since it uses less digits than its factorization.

423401140222231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40182323561.

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

Adding to 423401140222231 its reverse (132222041104324), we get a palindrome (555623181326555).

The spelling of 423401140222231 in words is "four hundred twenty-three trillion, four hundred one billion, one hundred forty million, two hundred twenty-two thousand, two hundred thirty-one".