213432333423 has 8 divisors (see below), whose sum is σ = 284593067136. Its totient is φ = 142279911000.

The previous prime is 213432333421. The next prime is 213432333449. The reversal of 213432333423 is 324333234312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213432333423 - 2¹ = 213432333421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213432333421) 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, 2017653 + ... + 2120798.

It is an arithmetic number, because the mean of its divisors is an integer number (35574133392).

Almost surely, 2^213432333423 is an apocalyptic number.

213432333423 is a deficient number, since it is larger than the sum of its proper divisors (71160733713).

213432333423 is a wasteful number, since it uses less digits than its factorization.

213432333423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4155645.

The product of its digits is 93312, while the sum is 33.

Adding to 213432333423 its reverse (324333234312), we get a palindrome (537765567735).

The spelling of 213432333423 in words is "two hundred thirteen billion, four hundred thirty-two million, three hundred thirty-three thousand, four hundred twenty-three".