423213240134 has 32 divisors (see below), whose sum is σ = 665689812480. Its totient is φ = 201409192512.

The previous prime is 423213240103. The next prime is 423213240137. The reversal of 423213240134 is 431042312324.

It is a junction number, because it is equal to n+sod(n) for n = 423213240097 and 423213240106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423213240137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10953602 + ... + 10992170.

It is an arithmetic number, because the mean of its divisors is an integer number (20802806640).

Almost surely, 2^423213240134 is an apocalyptic number.

423213240134 is a deficient number, since it is larger than the sum of its proper divisors (242476572346).

423213240134 is a wasteful number, since it uses less digits than its factorization.

423213240134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39764.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 423213240134 its reverse (431042312324), we get a palindrome (854255552458).

The spelling of 423213240134 in words is "four hundred twenty-three billion, two hundred thirteen million, two hundred forty thousand, one hundred thirty-four".