423541303213 has 16 divisors (see below), whose sum is σ = 499319627904. Its totient is φ = 351667535040.

The previous prime is 423541303177. The next prime is 423541303231. The reversal of 423541303213 is 312303145324.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423541303213 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 (423541303313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3543178 + ... + 3660763.

It is an arithmetic number, because the mean of its divisors is an integer number (31207476744).

Almost surely, 2^423541303213 is an apocalyptic number.

It is an amenable number.

423541303213 is a deficient number, since it is larger than the sum of its proper divisors (75778324691).

423541303213 is a wasteful number, since it uses less digits than its factorization.

423541303213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7204212.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 423541303213 its reverse (312303145324), we get a palindrome (735844448537).

The spelling of 423541303213 in words is "four hundred twenty-three billion, five hundred forty-one million, three hundred three thousand, two hundred thirteen".